Write a proportion to solve this

problem: If 12 math books weigh

40 pounds, how much would 18

math books weigh?

What is the answer? scientific notation 4^5x4^3

Does a cell phone weigh 113 grams or kilograms

amanda has certain amount of money if she spends 12$ then she has 1/5 of the original amount left how much money did she have originally.

4. In a scale drawing, the length of a rectangular room is 6 inches, and the width is 3 inches. The actual length of the room is 18 feet. a. What is the scale of the drawing?

There are a total of 127 cars & trucks on a lot. If there are four more than twice the number of trucks than cars, how many cars and trucks are on the lot?

82 = 2 (1-8p) step by step

Find the simple interest of $2300 invested at 7.5%for 10years

Kelly shows all the ways to make 49 as tens and ones. What ways does she show

I have done a math equation for school and i forgot if i could leave a inproper fraction as my answer or if its a fraction i can reduce should i or should i not

Is 1,2,3,6,9 and 36 a múltiple of 9?