Questions and answers by

optimus

Questions (352)

11. A B C D
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Which of the following answers gives the best estimate for x given the following equation?21x+1,998=2,243 (1 point) Responses
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Which of the following answers gives the best estimate for xgiven the following equation? x/;50−94=189 (1 point) Responses 150
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QuestionThere are three petri dishes in a laboratory. The first one contains 22,340 cells, the second contains 43,560 cells, and
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Estimate the value of xgiven this equation: 11x+29=82 .(1 point) Responses 5 5 10 10 6 6 11
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A carnival wants to estimate its total potential revenue on popcorn sales. They have 19,717 grams of popcorn kernels, and each
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Estimate the value of xgiven this equation: 4x−189=578 .(1 point) Responses 100 100 150 150 160 160 200
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QuestionAn internet service provider had a total of 17,156 customers last year. They gained a net of 1,802 customers this year.
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Helena had a balance of $14.48 left on a gift card. She bought a muffin each for her, and five of her friends. The cost of each
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Mr. Specter designed the layout for a factory. The factory's roof is 56.2 feet high, and the floor of the lowest level is -15.3
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A rectangular cake has a length of 22 1/2 inches and a width of 15 inches. How many whole, square pieces of cake with side
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A rectangular cake has a length of inches and a width of inches. How many whole, square pieces of cake with side lengths of
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Tracy evaluates the expression on a math test, 6/7+4 4/5, and gets an answer of 5 23/35.Is this a reasonable answer? A. Since
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Sully, Emma, Diane, and Wayne are eating a large pizza. The cost of the pizza is $19.50. They decide to pay for the pizza
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15.In a proportion, the cross products of the ratios are always equal. True False
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14.If a table has the values (3,9), (4,12), and (5,15), it represents a proportional relationship. True False
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If a car travels 200 miles in 4 hours, what is the constant of proportionality?206 miles per hour 50 miles per hour 204 miles
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How do you find the constant of proportionality in the equation y = kx?It is the product of x and y It is the coefficient of x
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A car travels 60 miles in 2 hours. How far will it travel in 5 hours at the same speed?150 miles 100 miles 120 miles 130 miles
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18. If a graph is proportional, what characteristic does it display? It will curve. It will have y-values larger than their
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A car travels 120 miles in 2 hours. What is the car's average speed in miles per hour?60 miles per hour 40 miles per hour 240
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In a recipe, 4 cups of flour makes 8 cookies. If you only have 2 cups of flour, how many cookies will you be able to make?8
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What is the unit rate if 6 apples cost 12 dollars?$18 per apple $3 per apple $1 per apple $2 per apple
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A recipe calls for 1/4 kg of sugar per cake. If John has 5/2 kg of sugar, how many cakes can he bake?5/4 cakes 8 cakes 10 cakes
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What is the unit rate if you can drive 180 miles in 3 hours?30 miles per hour 60 miles per hour 90 miles per hour 45 miles per
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Which ratio is equivalent to 4/5?8/10 6/10 4/10 8/15
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Match the pairs from the table to their corresponding unit rates.[8,72] 9 [5,30] 7 [3,21] 6
1. 7 answers
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Find the proportional rate for each table entry.[7,49] 5 [2,16] 7 [4,20] 8
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What is7/8÷ 3/4= 21/32 7/6 32/21 6/7
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16.A bat flew 70 feet in 5 seconds. What's the average speed of the bat in feet per second? 65 feet/sec 14 feet/sec 75 feet/sec
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A car travels 180 miles in 3 hours, what is the rate of speed?120 miles/hour 90 miles/hour 60 miles/hour 30 miles/hour
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Three adult and three child movie tickets were purchased for $75. The cost of each child ticket is $3 less than the cost of an
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Three adult and three child movie tickets were purchased for $75. The cost of each child ticket is $3 less than the cost of an
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When solving the equation −1/2(x+10)=−3, identify the operation that should be done first.(1 point) Responses divide by −2
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ne method for solving 3(x−4)=18is to first divide by 3, then add 4. Which method below would also result in the correct
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Ben split 100 cards equally into 5 piles. How many cards are in each pile?50 cards 20 cards 100 cards 25 cards
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11.What is the decimal form of the mixed number 2 2/3? 2.65 2.23 3.2 2.67
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What is the decimal equivalent of the mixed number 3 2/5?3.25 3.4 0.34 3.2
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8.What is the result of -7.25 divided by -2.5? 0.35 2.9 -0.35 -2.9
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What is the quotient?120÷(−10)÷4= -3 3 4 -4
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Divide -80 by -4. Then divide the quotient by -2. What is the final quotient?20 -20 10 -10
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Use the properties of operations and rules for multiplying and dividing signed numbers to solve:(−3)×( 4/3)÷(− 2/5)×(
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What is 5.25 converted to a fraction? The answer should be in simplest form.5 25/100 5 2/50 5 1/4 5 5/10
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Multiply. Write the answer as a mixed number.−1 1/3 ×7 −8 3/2 −9 2/3 −9 1/3 -8
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Multiply 81 x (-14)=1,134 -1,134 -1,434 -1,431
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What is the sign when -7 is multiplied by -3?Zero Both positive and negative Positive Negative
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Since the changed recipe calls for 2 1/2 cups of flour and sugar combined and the original recipe calls for 2 cups of sugar, we
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Solve 2/3(x −6)=14(1 point) Responses 15 15 27 27 −27 negative 27 −15 negative 15
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One-quarter of the difference of a number and 3 is 2. Find the number.(1 point)Responses 11 11 5/4 5 fourths 3 1/2 3 and 1 half
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Solve −2(4−n)=24(1 point) Responses 16 16 8 8 −8 negative 8 −16 negative 16
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Given the equation 8(n+6)=104, identify the real-world problem that corresponds to this equation.(1 point) Responses A rectangle
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Kayla’s mom is planning her birthday party. She has a budget of $150. She knows that the food will cost $5 per person. Twelve
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A school plans to spend twice the amount it did last year on its winter dance, less the cost of the disco ball which was $150,
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Solve for nin the equation 50.3(n+9.25)=−120.72 .(1 point) Responses −2.4 negative 2.4 6.85 6.85 −6.85 negative 6.85
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Solve for xin the equation 102.5(x−11.92)=71.6 . Round your answer to 3 decimal places.(1 point) Responses 0.699 0.699
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What is the first step in solving for xin the equation 9.8(x−2.14)=53.9 (1 point) Responses Divide both sides by 9.8. Divide
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What is the second step in solving for nin the equation 5.6(n+1.42)=7.8 ?(1 point) Responses Subtract 1.42 from both sides.
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A pattern is created by using half circle designs from the top left corner to the bottom right.Question All of the following
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9 of 109 of 10 ItemsFeature A profile view of a woman is completed with the use of dark shadows and bright highlights. Question
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A race advertisement poster shows an old style race car.Question Based on the criteria for this genre of art, this poster would
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A woman stands with a microphone and sings.Question What other art pieces might a curator choose for an exhibit that showcased
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A landscape scene has a mountain in the background and a river running in the foreground.Question What aspect of this image
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A painting of a female in traditional Chinese garb is playing a Chinese guitar.Question Which of the following could be used as
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1 of 101 of 10 ItemsFeature A charcoal drawing shows a Native American with a full headdress. Question Which of the following
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Which of the following would be appropriate criteria for analyzing this piece of art?(1 point) Responses ability in predicting
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What is the solution of the equation −4(z + 12) = 36when solving for z ? (1 point) Responses −21 negative 21 24 24 21 21
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For which equation is the order of steps to first divide both sides by 2 and then to subtract 10 from both sides?(1 point)Respon
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Identify the second step in solving this equation for y: −3(y + 6) = 21 . (1 point) Responses Add 6 to both sides. Add 6 to
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Identify the first step in solving this equation for x: 7(x − 8) = 49 . (1 point) Responses Multiply both sides by 7. Multiply
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What is the solution to the equation −4(x − 8) =−32when solving for x ?(1 point)
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What is the solution to the equation 5(x − 10) = 65when solving for x ?(1 point)
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What is the solution of the equation 10(z − 1) = 50when solving for z ?(1 point)
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What is the solution of the equation 8(x − 10) = 56when solving for x ?(1 point)
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What is the solution of the equation 2(x + 9) = 16when solving for x ?(1 point)
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Kelia is solving an equation for x. Her second step is to multiply both sides of the equation by 4. Which equation is she
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Samuel is solving an equation for y. His first step is to add 7 to both sides. Which equation is he solving?(1 point) Responses
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Jonny is solving this equation for n: 8 + 3n = 20 . His first step is to subtract 8 from both sides of the equation. Why?(1
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What is the solution of the equation 10z − 6 = 24solving for z ?(1 point) Responses 0.4 0.4 1.8 1.8 3 3 −3 negative 3
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QuestionIdentify the first step in solving this equation for x : −3 = x/4 + 2 .(1 point) Responses Multiply both sides by 2.
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Marion is solving the equation 9x − 6 = 12. As a first step, she adds 6 to both sides of the equation. In the next step, by
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What is the solution of the equation x/3−9=6 solving for x ? (1 point)
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Triana is on a 120-mile four-day bike ride. On the first day she travels 24 miles. She would like to travel equal amounts over
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Reann has stickers. She gives her friend half, and then her brother gives her 8 new ones. She ends up with 12 stickers. How many
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Which of the following equations has a solution different from the rest? (1 point)Responses −0.35x−0.52=1.93 negative 0.35 x
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Which of the following equations has a solution of −7?(1 point) Responses 4x−23=5 4 x minus 23 equals 5 −x+3=−4 negative
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Which of the following can be represented by the equation 3x = 24?(1 point) Responses Rita bought stickers and divided them
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Which of the following pairs of equations has exactly the same solution?(1 point)Responses −3.2x=0.64 and x/4=−0.05 negative
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If x/−5 =2, then what is the value of x ?(1 point)
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Yuri and Trina sold boxes of cookies. Yuri sold 14 boxes, while Trina sold nboxes. Together, they sold a total of 37 boxes.
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Which of the following equations has a different value of xthan the others?(1 point) Responses x + 9/8 = 7/4 x plus Start
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Why do most Japanese people live near the coastlines? Select the two correct answers.(1 point) Responses The mountainous terrain
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Drag the word to the description it matches.What did scholars consider the three perfections between the Tang and Ming
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QuestionWhat was the Constitution of Seventeen Articles? (1 point) Responses an agreement with China an agreement with China a
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QuestionWhy did Chinese officials consider European traders to be smugglers? (1 point) Responses Chinese officials were wary of
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Use the drop-down menu to complete the sentence.Emperor Taizong stabilized China’s government by
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An abstract illustration of a flower is completed in cool colors.Question The artist most likely chose the color scheme in this
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When creating a collection based on a message, an artist should consider all of the following except(1 point) Responses the
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Friends who are your age and share the same interests are called(1 point) Responses modeling. modeling. your culture. your
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person who repeatedly washes his/her hands even when they are clean is showing signs of(1 point) Responses anxiety. anxiety. a
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QuestionWhich of the following is NOT typically a stressor? (1 point) Responses going for a walk going for a walk missing the
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