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use an array to explain how you can solve 15 x 6 using facts that you already know
1. 0 answers
2. 373 views
The French company has a beginning inventory of $77,000 and an ending inventory of $80,000. sales were $280,000. assume French's
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2. 1,206 views
In Mr. Johanessen's class, 1/4 of the students failed the final exam. Of the remaining class, 1/3 scored an A. What fraction of
1. 1 answer
2. 831 views
Two positive whole numbers are in a ratio of 3 to 4. If the smaller of the two numbers is 9, what is the average of the two
1. 1 answer
2. 689 views
The cholesterol levels of adult American women are approximately normal with the mean of 188 mg/dl and a standard deviation of
1. 2 answers
2. 703 views
an airplance traveling at 450 km/h needs to reverse its course. the pilot decides to bank the wings at 12 degrees. find the time
1. 1 answer
2. 565 views
how to write 700+3000+40000+12+80 in standard form
1. 1 answer
2. 474 views
When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the
1. 1 answer
2. 622 views
give one example of a time after 1:00 and before 2:00 when the hands of the clock form an obtuse angle
1. 3 answers
2. 696 views
tina is more than 20 yrs old but less than 60. you can count by 7s to reach her age. next year you count by 5s to reach her age
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2. 345 views
find two numbers whose difference is 153
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2. 784 views
341- blank = a number between 115 and 120
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2. 470 views
use only the 6,+,-,x,divided,and = keys on a calculator to get the display to say 7. you can use these keys as many or as few
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2. 571 views
10, 15, 25 what is the range ?
1. 2 answers
2. 354 views
The Human Resources Department of Apex Manufacturing Company wants a report that shows its employees the benefits of saving for
1. 0 answers
2. 679 views
if a ticket for a game was 60.00. than later the price was increased by 2/5 what is the final cost of the ticket?
1. 2 answers
2. 426 views
3. Create the logic for a program that accepts input values for the projected cost of a vacation and the number of months until
1. 0 answers
2. 621 views
Your vertical spring accelerometer has a 40 g mass hanging from it. You climb aboard the roller coaster that starts at rest and
1. 1 answer
2. 481 views
Sara drives 72 miles on 3.2 gallons of gas. She uses this information to calculate how many miles per gallon she can drive.
1. 4 answers
2. 6,017 views
Can someone check my answers:write out each problem with repeated addition. 3*0= 0*13= 20*0= I got 0+0+0
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2. 513 views
The answer to this question IS NOT "B".What is the answer to the following question. Inside the bus, in his summer Class-A
1. 3 answers
2. 1,627 views
Inside the bus, in his summer Class-A uniform with its brass glitter and infantry-blue shoulder cordon, Jamie Sabin was going
1. 1 answer
2. 755 views
2. According to your text, the groundwater aquifers of India have been severely over pumped. (Points : 1)
1. 1 answer
2. 391 views
the bases of a trapezoid are 22 and 12 respectively. The angles at the extremities of one base are 65^ and 40^ respectively.
1. 2 answers
2. 1,834 views
Carol Miller went to Europe and forgot to pay her $850 mortgage payment on her New Hampshire ski house. For her 55 days overdue
1. 1 answer
2. 486 views
a 5000lb. truck traveling at 30 miles per hr. hits a herd of horses bring the truck to a dead stop what is the force of impact?
1. 1 answer
2. 928 views
In 1970, the total enrollment in public universities and colleges in a country was 5.1 million students. By 2004, enrollment had
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2. 613 views
please help me AsapIn 1970, the total enrollment in public universities and colleges in a country was 5.1 million students. By
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2. 1,317 views
A 600 lb. oak packing crate is sitting on a cross grained, 14 ft long, oak ramp.The force of the box against the ramp is 520
1. 0 answers
2. 542 views
The cannonball is fired at a speed of 45 and an angle of 35 . A cannonball that was accidentally dropped from the top of the
1. 2 answers
2. 557 views
What was the Supreme Court's ruling on the Dred Scott case?Dred Scott should be considered free since he had lived in many
1. 7 answers
2. 1,949 views
What do you learn from the dialogue between Mr. Frank and Miep at the beginning of Scene 1?A;Miep wants to show Mr. Frank
1. 2 answers
2. 859 views
Sodium fluoride and lead nitrate are both soluble in water. If 1.13 g of NaF and 0.232 g of Pb(NO3)2 are dissolved in sufficient
1. 1 answer
2. 769 views
2 H2 + O2 = 2H2O2 grams + 32 grams=_ _ _ _ _grams how would the mass of water formed in the reaction compare to the mass of
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2. 557 views
2 H2 + O2 -> 2 H2O2 grams + 32 grams -> _ _ _ _ _ grams how would the mass of water formed in the reaction compare to the mass
1. 0 answers
2. 587 views
2 H2 + O2 -> 2 H2O2 grams + 32 grams -> _ _ _ _ _ grams how would the mass of water formed in the reaction compare to the mass
1. 0 answers
2. 1,074 views
2 H2 + O2 -> 2 H2O2 grams + 32 grams -> _ _ _ _ _ grams how would the mass of water formed in the reaction compare to the mass
1. 0 answers
2. 783 views
2 H2 + O2 -> 2 H2O2 grams + 32 grams -> _ _ _ _ _ grams how would the mass of water formed in the reaction compare to the mass
1. 0 answers
2. 577 views
2 H2 + O2 -> 2 H2O2 grams + 32 grams -> _ _ _ _ _ grams how would the mass of water formed in the reaction compare to the mass
1. 1 answer
2. 554 views
when 1 gram of water evaporated the volume of the water vapor increases but the mass remains constant.why does the water remain
1. 0 answers
2. 433 views
why the tilt of axis causes summer to be warmer than winter in the northern hemispherei put because the rays of the sun strike
1. 1 answer
2. 710 views
what does ella mean
1. 1 answer
2. 377 views
A solution is prepared by mixing 50.7 mL of 0.28 M Pb(NO3)2 with 70.8 mL of 1.0 M KCl. Calculate the concentrations of Pb2+ and
1. 0 answers
2. 451 views
The speed of a substance is 13.056 m/s. What is the speed in cm/Ms??
1. 1 answer
2. 333 views
the mean IQ of statistics teachers is greater than 110. write the existing state and alternative hypotheses.
1. 1 answer
2. 493 views
solve equation for the exact solutions if possible put answer in degrees.2tanx/3-tan^2x=1
1. 1 answer
2. 1,967 views
is (0,4)a solution to y=6-2x?.Explain
1. 2 answers
2. 845 views
find the speed of sound (in m/s) at -35°C at 1 atm pressure in dry air
1. 2 answers
2. 717 views
Explain the Doppler Effect?
1. 1 answer
2. 483 views
complete KH2PO4(aq)+KOH(aq)
1. 1 answer
2. 388 views
On a wet racetrack, the maximum safe speed, to avoid sliding on a level circular curve with a radius of curvature of 56 m, is 73
1. 1 answer
2. 670 views
Calculate pH for strong base solution: 15.0 mL of 1.20×10^−2 M Ca(OH)2 diluted to 460.0 mL
1. 1 answer
2. 528 views
What is the cash discount and net amount paid if the gross amount of the invoice or freight paid is 7000$, freight charged is
1. 0 answers
2. 815 views
How many 4-digit numbers can be formed using the numbers 5, 6, 7 and 8? How many of the 4-digit numbers are less than 7000?
1. 2 answers
2. 626 views
In a movie a character jumps off a balcony at an angel of 25 degree 10 meters above the ground and land in a window that is 5
1. 1 answer
2. 630 views
How many milliliters of a stock solution of 5.40 M HNO_3 would you have to use to prepare 0.150 L of 0.510 M HNO_3?
1. 3 answers
2. 541 views
Two boxes sit side-by-side on a smooth horizontal surface. The lighter box has a mass of 5.18 kg, the heavier box has a mass of
1. 0 answers
2. 1,240 views
A fishtank with inside dimensions of 30.5 cm X 61 cm X 30.5 cm is filled with water. What is the volume in cm3 of water
1. 1 answer
2. 622 views
A fishtank with inside dimensions of 30.5 cm X 61 cm X 30.5 cm is filled with water. What is the volume in cm3 of water
1. 1 answer
2. 529 views
1. Small group discussions with preschools enables them to: A. Find out if they are superior B. Learn to argue C. Outsmart the
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2. 963 views
2 5/8 * 24 * 6 2/3
1. 1 answer
2. 230 views
how do you solve this equation2 cos pi x = 4x + 5
1. 1 answer
2. 367 views
what is a 40% mark up on an item thatcosts-$38.00?
1. 4 answers
2. 322 views
A galvanic cell has an iron electrode in contact with 0.20 M FeSO4 and a copper electrode in contact with a CuSO4 solution. If
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2. 2,725 views
if ABCD is a square and DB is equal to 12 cm, then AC is equal to 6 cm.
1. 2 answers
2. 411 views
simplify 9-(6+4v) & 7(p-10)-7
1. 1 answer
2. 294 views
Find the set that describes the intersection of each pair of sets:a. C={people who are more than 20 years old}. D={people who
1. 1 answer
2. 496 views
The initial kinetic energy imparted to a 0.72 kg bullet is 1777 J.The acceleration of gravity is 9.81 m/s2. Neglecting air
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2. 628 views
27.a)In the 1950’s, an experimental train that had a mass of 32800 kg was powered across a level track by a jet engine that
1. 0 answers
2. 662 views
22.a)You are a pirate working for Dread Pirate Roberts. You are in charge of a cannon that exerts a force 20000 N on a cannon
1. 1 answer
2. 1,073 views
A student weighing 700 N climbs at constantspeed to the top of an 8 m vertical rope in 10 s. The average power expended by the
1. 2 answers
2. 1,186 views
15.A 3.0 kg block is pushed 3.0 m at a constant velocity up a vertical wall by a constant force applied at an angle of 30.0�
1. 3 answers
2. 2,399 views
6.a)A 1260 kg car accelerates uniformly from rest to 4.65 m/s in 2.6 s. Find the work done on the car in this time.Answer in
1. 1 answer
2. 489 views
1.a)A 15.6 kg block is dragged over a rough, horizontal surface by a constant force of 72.2 N acting at an angle of angle 34.8�
1. 0 answers
2. 707 views
a computer company gives a discount of 10% on a new piece of software.If it makes a 40% profit what percentage does the marked
1. 0 answers
2. 463 views
how do i change a fraction to a decimal
1. 1 answer
2. 328 views
4 2/5 - 2 1/2 = P + 3/10
1. 1 answer
2. 589 views
Latoya has 3/4 of a bag of popcorn. If she eats half of the popcorn at a movie , how much does she have left?
1. 3 answers
2. 527 views
Rupert flew 3/16 of the way around the world, but George only flew 4/9 as far as Rupert how far around the world did George fly?
1. 1 answer
2. 363 views
How many molecules are 100.00 grams of H2O?
1. 3 answers
2. 642 views
What is the mass of 5.00 moles of Pb(CH3COO)2?
1. 1 answer
2. 407 views
how would 3 neighbors divide a sharing a rectangle piece of land divide it into 24 equal pieces and what fraction of land would
1. 1 answer
2. 731 views
how many moles of sodium ions are present in 3.50 L of 0.400 M Na3PO4?
1. 1 answer
2. 630 views
Help with spanish!!!! Have to put correct words in the banks. 2 of them will not be used.?Querida Beth: 1) (blank) esta todo
1. 1 answer
2. 1,665 views
In the explosion of a hydrogen-filled balloon, 0.54 g of hydrogen reacted with 6.6 g of oxygen to form how many grams of water
1. 1 answer
2. 1,318 views
During a football game, two players try to tackle another play. One player applies a force of 50.0 N to the east. A second
1. 1 answer
2. 671 views
which of the following statements are correct?a. a normal distribuiton is any distribution that is not unusual. b. the graph of
1. 1 answer
2. 730 views
indicate whether the given statement could apply to a data set consisting of 1,000 vlaues that are all differnt.a. the 29th
1. 1 answer
2. 416 views
The area of a circle is 28.26 square centimeters. What is its diameter (use 3.14 for ð)?
1. 2 answers
2. 3,754 views
A big yo-yo(radius .2m, mass 20kg) has a string wrapped about its circumference. If yo-yo falls, how far does it fall in 2
1. 1 answer
2. 505 views
100 million automobiles contains 1.1 kg of CFC-12and leaks 25% of its CFC-12(CF2Cl2) into the atmosphere per year, how much
1. 3 answers
2. 804 views
By 2008 the US trade deficit was still very large (roughly 5% of gross income) and our net debt position was around $5 trillion
1. 0 answers
2. 511 views
I meant to type this one:If the sine of an acute angle is 0.8, what is the sine of twice that angle? 1.60 or .64? Thanks
1. 1 answer
2. 504 views
Help How do I figure out:(cos 40)(cos20) - (sin 40)(Sin 20) Thank you
1. 1 answer
2. 418 views
I am taking an online class, and cant understand why when I calculate ona ti84 plus an answer I get decimal answer and my
1. 2 answers
2. 579 views
I am taking an online class, and cant understand why when I calculate ona ti84 plus an answer I get decimal answer and my
1. 1 answer
2. 535 views
6) How many grams of copper (II) fluoride, CuF2, are needed to make 6.7 liters of a 1.2 M solution?
1. 2 answers
2. 2,274 views
sum_(n=-1)^infinity(-1)^(n+1) (1/3)^n = 9/4~~2.25...How do you find that out? Is there a formula?
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2. 354 views
Write a net equation for the reaction between aqueous solutions of HBr and NH3.
1. 1 answer
2. 535 views
How many grams of oxygen are required to react with 0.128 lead(II) sulfide?
1. 1 answer
2. 1,419 views

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