Mary spent $37.80 on batteries. If they cost $7.56 / pack, how many packs did she buy?

What is the length of side a? When one side is 16 and the other side 7

The variables x x and y y vary directly. Use the values to find the constant of proportionality, k k . Then write an equation that relates x x and y y . Write any fractions in simplest form. y=45; x=40 y=45; x=40 response - incorrect.

What Percent of 250 is 70? a) 3.6% b) 18% c) 28% d) 175% can someone explain how u got the answer?

What is the diffrentiation of logx

Is 0.7, or = 3/4

Leeza did this work to solve an equation. did she make an error?

The product of two consecutive odd positive numbers is 399. Find the two numbers

The monthly cost of driving a car depends on the number of miles driven. Lynn found that in May her driving cost was $380 for 480 mi and in June her cost was $450 for 830 mi.

How many times does 67 go into 148

Problem Solving Real World 10. There are 100 pennies in a dollar. What fraction of a dollar is 61 pennies? Write it as a fraction, as a decimal, and in word form. How do you put 61/100 in word form