When dividing fractions, Why do we invert (find the reciprocal) and multiply?

Read the problem and examine the diagram. Garth got 117 votes in the class election. 240 people voted. What percent of all the votes did he get? Which equation does NOT represent the percent of the votes that Garth got?

What is 4 divide 120 Show me that divide by 120

21 trucks, each with a 2.5-ton payload, are needed to unload a freight train. b Find the constant of variation.

X - 4y - 1=0 x + 5y - 4 = 0

24 cans of soup in every carton. write the ratio of 1 can to the total number of cans in the carton

The job paid 25 dollars for every 2 hours of work

How many 5/8 - foot pieces of wood can you cut from a board that is 4/5/8 ft long?

If (x/100-1) (x/100+1) = kx^2-1 k=

Find the area of a right triangle with side lengths 12 cm, 35 cm, and 37 cm. Then find the length of the altitude drawn to the hypotenuse

0.74 is greater or less than 0.79