Questions and answers by

Jared

Questions (211)

1. If an object has a mass of 5 kilograms and a velocity of 0 meters per second, what is the object's momentum?a. 5 kg * m/s**
1. 1 answer
2. 162 views
Determine the sample size n needed to construct a 99% confidence interval to estimate the population proportion when p= .42 and
1. 0 answers
2. 403 views
Simon ha disimballato 28 chilogrammi di lime e ananas. I lime sono arrivati in sacchi da 9 chilogrammi e gli ananas in
1. 1 answer
2. 46 views
Tell whether exponential growth, decay, or neither.1. y = -2^{x-1} -4 (by looking at formula) ans: decay because b = -2 Identity
1. 2 answers
2. 320 views
3. the graph of a function F crosses the x-axis at -1 and 3 and touches the x-axis at 5. which equations could define this
1. 2 answers
2. 3,810 views
(Didn't see a response from yesterday, so reposting)1 . Sam has $575 in his savings account. He wants to save at least $50 for a
1. 1 answer
2. 321 views
1 . Sam has $575 in his savings account. He wants to save at least $50 for a video game coming out in a couple of months. He
1. 0 answers
2. 282 views
Karen and sarah have bank accounts. Karen has a starting balance of $125 and is deposited $20 each week. Sarah had a starting
1. 1 answer
2. 766 views
Solve radicals.1. √8 /√32 (radical 8 divided by radical 32) = √1/√4 (divided numerator & denominator by 4) = 1/2
1. 1 answer
2. 556 views
Don has one-third as much money as Ann. Gwen gives Don $17.Now Ann has $2 less than Don. How much money do Ann and Don have in
1. 1 answer
2. 386 views
How much work is done by a tree to stop a 25.0 g arrow traveling at 75.0 m/s if it embeds itself 6.00 cm into the trunk?
1. 1 answer
2. 346 views
The quadratic equation x^2+2x−8=0 can be rewritten as (x+4)(x−2)=0.What is the multiplicity of the root x=−4? A.The
1. 1 answer
2. 903 views
How do i solve 2/3(x+7) = 10?2(x+7)/3 = 10 (2x +14)/3 = 10 (3)(2x +14/)3 = 10*3 2x + 14 = 30 2x = 30-14 2x = 16 x = 8 why
1. 6 answers
2. 1,194 views
Suppose thatlim t→1 (f(t) − e^π)/ (t − 1) = 16. What is limit→1 f(t)? I don't understand, is f(1) = e^x? but how do I
1. 3 answers
2. 514 views
1. Bella's recipe for a batch of cookies calls for 4 1/2 cups of flour. if she wants to make 2/5 of a batch of cookies how much
1. 1 answer
2. 636 views
1. At Saturday's football game, there were 45 more than half the fans at Fridays game. Assuming there were "x" fans at Friday's
1. 2 answers
2. 1,164 views
Solve. 12 ÷ 4( 9 ÷ 3) x 9=12/ 4(3) x 9 = 12/12 (9) = 1 The answer sheet had 81. Is this correct? 12 ÷ 4( 9 ÷ 3) x 9 = 12/
1. 3 answers
2. 317 views
I received a comment on my essay saying these two are not examples of alliteration. Are they or are they not?"Winter was a weird
1. 1 answer
2. 353 views
4. The animal shelter rescued 40 cats and dogs today. If 12 of them were cats, what percent of them were dogs?Should I solve by
1. 1 answer
2. 503 views
1. 12 markers for $4. how many markers for $1?12/4 = 3 markers 2. 7 bananas for $15. how much does 1 banana cost? 15/7 = $2.14
1. 1 answer
2. 219 views
Can you check the following?3. Lily is cutting a roll of cookies into slices that are 3/8 inch thick. If the roll is 10 1/2
1. 3 answers
2. 268 views
Can you check teh following?1. Jill has 3 yards of cotton. She needs 3/4 yard for each skirt she makes. How many skirts can she
1. 3 answers
2. 364 views
Your group has 12 red tiles and 18 blue tiles. Your job is to arrange the tiles in rows. You must use all the tiles, a row can
1. 3 answers
2. 375 views
10. Bicycle speedometers are programmed based on the number of revolutions the wheel turns per second. A bike wheel spins 480
1. 1 answer
2. 733 views
Can you check my answers?1. The sailboat was too tall to pass under the bridge. Which of the bolded words in the sentence begins
1. 5 answers
2. 581 views
When finding the mass of an object, you determine which of the following?a. quantity of matter in the object b. its weight c.
1. 3 answers
2. 292 views
1. Stan brought candy for his friends that weighed 7/8 pounds. If he split it up equally among himself and 4 other friends, how
1. 2 answers
2. 441 views
Can you check this?7. Will brought in candy for his friends that weighed 7/8 lbs. If he split it up equally among himself and 4
1. 3 answers
2. 457 views
Can you check this sentence.Each pair has a problem with a change in verb tense. Rewrite the sentences so that verbs are
1. 3 answers
2. 356 views
For the following sentences, identify the verbs. Then write the correct form of one verb to match the tense of the other one. If
1. 4 answers
2. 479 views
Can you check the following?Past Perfect Tense 1. My teacher __ us three chapters, but I only finished one of them. (assign)
1. 2 answers
2. 274 views
Can you check these?Find the prepositional phrase in each sentence. Circle the preposition, and underline the object of the
1. 6 answers
2. 420 views
Can you check this question?7. Which of the following is an instinctive behavior that an organism can inherit from its parents?
1. 1 answer
2. 302 views
I'm not sure how to answer this.Select two fractions whose sum is 3/4 and whose denominators are both the same but not equal to
1. 3 answers
2. 707 views
can you check my answers?Tell which Bill or Rights is being shown in the examples. You may use an amendment more than once. 1.
1. 1 answer
2. 978 views
Identify the preposition.1. He was bitten by the dog with the red collar. a: by, with 2. Take the fire escape on the side of the
1. 3 answers
2. 398 views
Can you check my answer?4. Solve. 6 tenths = ___ thousandths Answer = 600 5. Write 347.392 in expanded form. Answer:
1. 4 answers
2. 574 views
Can you check these? Place commas where they belong.4. No Elena isn't coming over this weekend so you can make plans to hang out
1. 3 answers
2. 298 views
Insert commas where they belong. Provide a short reason.2. Ever since you asked my opinion about the soccer field battle I've
1. 2 answers
2. 660 views
1. Jack arranges his baseball cards in 15 rows with 25 baseball cards in each row. his friend Jorge has 2 times as many baseball
1. 1 answer
2. 499 views
4.Which sentence uses commas correctly?A. The teacher read Home of the Brave, before the class went to lunch. B. The teacher,
1. 4 answers
2. 724 views
If you used a peach as a model of an animal cell, what would the fruit represent and why?It would represent the cytoplasm
1. 0 answers
2. 329 views
Can you check my problems?1. Write the phrase shown using only numbers and symbols. The sum of thirty-six plus twelve divided by
1. 4 answers
2. 456 views
Read the following word problems, create an expression, and solve.1. Nadia earned $3 a week. Nathan $4 a week. How much did they
1. 1 answer
2. 312 views
Which version of to/too to use?1. He came too when they threw water on his face. 2. I was to late to catch the bus.
1. 3 answers
2. 438 views
Can you check my homework?Which of these are compound sentences? 1. My cat licked my face when I came home from school. NO
1. 1 answer
2. 288 views
Set up, but do not evaluate, the integral which gives the volume when the region bounded by the curves y = Ln(x), y = 2, and x =
1. 2 answers
2. 1,693 views
Can you explain how to answer the following question?Information: Tally chart shows the widths of buttons collected (button
1. 1 answer
2. 566 views
Can you help?1. Choose the best estimate for the length of a bottle of glue. a. 15 millimeters b. 15 centimeters c. 15 meters d.
1. 2 answers
2. 973 views
If the slope of the regression line is negative and the correlation coefficient is -.5, coefficient of determination is:- It
1. 0 answers
2. 652 views
A 100-W light bulb has an average lifetime of 800 h. how many electrons Move through the bulb in its life?
1. 94 answers
2. 2,944 views
A 100-W light bulb has an average lifetime of 800 h. how many electrons Move through the bulb in its life?
1. 1 answer
2. 919 views
How many calories are needed to heat 247 grams of ice at 14F to water at 50C?s(ice)=0.500kcal/kg/C, s(water)=1.000kcal/kg/C ,hf=
1. 0 answers
2. 547 views
A train blows its horn as it approaches a crossing. A.) if the train engineer observes a frequency of 125Hz and a stationary
1. 1 answer
2. 731 views
Ten cars at an intersection are blowing their horns simultaneously, creating a 100 decibel sound in the middle of the
1. 2 answers
2. 547 views
Eric had 10 cookies. He gave 1/2 to Jeff. he also gave 1/5 of cookies to Mike. How many cookies does each boy have?Jeff: 10 x
1. 1 answer
2. 206 views
A 4-pound box of rice, which is a mixture of white rice and wild rice, sells for $1.80 per pound.White rice sells for $0.75 per
1. 1 answer
2. 2,051 views
Can you check please.1. Melvin had 20 children in his kindergarten class. Two-fifths of the children had brown eyes. Onefourth
1. 4 answers
2. 375 views
Currently, you have $80 and your sister has $145. You decide to save $6 of your allowance each week, while your sister decides
1. 1 answer
2. 734 views
The mid-point of the straight line joining A(4,-3), B(6,-2) is located at C.(a) Calculate the coordinates of C. (b) Verify your
1. 1 answer
2. 480 views
Calculate the lengths of the straight lines joining the following pairs of points, leaving your answers in surd form:(a)
1. 1 answer
2. 514 views
The points A(1,5) and B(9,3) are part of a triangle ΔABC. The triangle has a right angle at A and and sides satisfy AB=2AC.
1. 1 answer
2. 516 views
A car of mass accelerates from rest to a speed in time with negligible friction and air resistance. What is an expression for
1. 1 answer
2. 507 views
Keisha throws a baseball with an initial velocity of 30 m/s at 30.0° above the horizontal. If air resistance is negligible, how
1. 2 answers
2. 943 views
A person takes a trip, driving with a constant speed of 94.0 km/h except for a 22.0 min rest stop. If the person's average speed
1. 0 answers
2. 504 views
Mr. king,ms. Lee,and mr. Patel own pizza shop together. They estimatedd the number of customers over the past 10years. Mr.King
1. 1 answer
2. 355 views
A diverging lens has a focal length of 17.3 cm.An object 1.08 cm in height is placed 184 cm in front of the lens. Locate the
1. 1 answer
2. 1,160 views
A man walked 2.5 km in 50 seconds how fast did he go in meters per second?
1. 9 answers
2. 449 views
If the width of a window is (x+7) inches and the length is (x+9) inches, then give the expression which represents the area of
1. 2 answers
2. 519 views
If the width of a window is (x+7) inches and the length of the window is (x+9) inches, give the expression which represents the
1. 1 answer
2. 586 views
Treehoppers have either purple, or green, or white skin.Other geneticists have determined that: (1) whenever one white
1. 0 answers
2. 690 views
Mr. Thomas travel 20miles each week to and from work. If he works 5 days a week, how many miles does Mr. Thomas travel each day
1. 3 answers
2. 342 views
24,87.67+ ? into the nearest dollar
1. 0 answers
2. 332 views
1. What is 47 and 52 rounded to nearest hundred?answer: both 0?
1. 7 answers
2. 1,697 views
What is the value of the underlined digit?$2.29 (9 is the underlned digit). My teacher said it's not the ones place. How do i
1. 3 answers
2. 669 views
three 80 gram weights are suspended at 32 cm 43 cm and 76 cm of a uniform meter stick. if the stick is made to rotate at its
1. 0 answers
2. 640 views
Guys help with my physics please!!!Four 40-gram weights are suspended at the 13-cm 21-cm 35-cm and 74-cm marks of a uniform
1. 0 answers
2. 618 views
If both the projection Pa and component Fb of the force F are 250 N, determine the magnitude of the resultant F and the
1. 0 answers
2. 768 views
A man who can row in still water at 3 mph heads directly across a river flowing at 7 mph.At what speed does he drift downstream?
1. 1 answer
2. 1,258 views
Copper has a specific heat of 0.387 J/g·°C. How much energy is required to raise the temperature of 460. g of copper from
1. 1 answer
2. 649 views
a farmer plants .6 0f a field with peanuts. the field is 5.6 acres in size. how many acres are planted with peanuts
1. 5 answers
2. 1,952 views
A cake recipe requires 2 cups of milk.How many batches can be made using 2 gallons?
1. 1 answer
2. 517 views
Calculate the S(univ) for the following phase change at 25 deg celcius. The boiling point of heptane is 98.0 Celcius and has a
1. 0 answers
2. 537 views
A uniform rod is set up so that it can rotate about a perpendicular axis at one of its ends. The length and mass of the rod are
1. 1 answer
2. 1,766 views
ECT = Electronic Control Tech aka roboticsSo i need to make a project and i don't know what to make - not really homework but
1. 1 answer
2. 471 views
If Andrea's parents have her take violin lessons, take a foreign language and attend science camp in hopes of her developing
1. 3 answers
2. 677 views
Given the function:f(x)=(x^2+6x+5)/(x^2+3x−10) Find the Domain: Vertical asymptote(s): Hole(s): Horizontal asymptote (if
1. 1 answer
2. 576 views
Suppose C(x)=x^2−6x+20 represents the costs, in hundreds, to produce x thousand pens. How many pens should be produced to
1. 1 answer
2. 2,285 views
A .75kg block is going at a velocity of 1.5m/s and moves on a frictionless surface. Then all of a sudden, the block hits a rough
1. 0 answers
2. 600 views
The cost of refreshments (in dollars) is a function, h, of the number of people served, n. If h(n)=100/9n, find the number of
1. 1 answer
2. 393 views
Two blocks are connected by a string over a frictionless,massless pulley such that one is resting on an inclined plane and the
1. 1 answer
2. 1,380 views
How many integer palindromes are between 10,000 and 70,000 and how many of those are even?
1. 1 answer
2. 1,225 views
During the summer throughout high school and for a year after, Lewis worked as a lifeguard at the beach. In that 5-year period,
1. 1 answer
2. 468 views
A closet has a volume of 5^3 cubic feet. Which of the following is equal to 5^3?A.)15 B.)25 C.)125 D.)243
1. 2 answers
2. 517 views
Explain what 4 raised to the fourth power means.
1. 2 answers
2. 1,272 views
The Mesozoic Era began about 250,000,000 years ago. The Palezoic Era began 292,000,000 years before that. How long ago did the
1. 1 answer
2. 657 views
Stefany ran 2 miles each day for 14 days. How many miles did she run in 14 days? Explain two different ways to solve this
1. 3 answers
2. 680 views
An isotope has a half life of 56 days. It now has 10,000DPM/ml. What will its activity be 100 days from now?
1. 0 answers
2. 348 views
How do u graph an inequality
1. 1 answer
2. 428 views
The freezer is always less than 6 degrees Fahrenheit write an inequality for the temperature t in degrees. Graph the inequality
1. 2 answers
2. 1,472 views