The real number 12 belongs to which set of numbers?

Toby and Marcos both collect coins. Toby has 15 coins and collects 5 new coins every week. Marcos has 30 coins and collects 2 new coins every week. After how many weeks will Marcos and Toby have the same amount of coins?

Arthur had $90. He spent $40 and gave $20 to his brother. What fraction of Arthur's money is left?

One whole plus 1 4th

A painter uses the formula A = 2 h (l + b) to find the area of the walls of a rectangular room where h is the wall height, l is the room length, and b is the room breadth.

Find the least common multiple (LCM) of 18 and 5?

Find the value of f (-8) if:f (x) = 12x-29

How to explain that x/y can result in either a positive or negative quotient

Simplify 2a2b3 (4a2 + 3ab2 - ab) = ? A. 8a4b3 + 6a3b5 + 2a3b4 B. 8a4b3 + 6a3b5 - 2a3b4 C. 8a4b5 + 3a3b5 - 2a3b4 D. 8a4b5 + 3a3b5 + 2a3b4

If m squared minus 5 over 2 m equals negative 11 over 2 what does m equal

Complete the number sentence to show an example of the distributive property 3x6