What are the prime numbers of: 13, 27, 81, 21, 43, 48, 23, 49, 45

Eric has been donating books he no longer needs to his local library. After 3 months of donating, he had 157 books left in his room. After 8 months of donating, he had 102 books left in his room.

10x-2y=1 in slope-intercept form

What term describes the monomial 14xyz? constant linear quadratic cubic

Why is 16 a even number

There are two fifth grade classes that recycled a total of 36.8 kilograms of paper this week. If each class recycled the same amount, how many kilograms of paper did each class recycle?

Find the center of the circle whose equation is (x - 8) 2 + (y + 2) 2 = 64. (8, 2) (-8, 2) (8, - 2)

Angela uses 2/3 cup of strawberries to make5/6 of a liter of smoothie. What is the unit rate in cups of strawberries per liter of smoothie?

Brad is playing with blocks he has 18 blocks and wants to make an array with the same number of blocks in each row what are all the different ways he could arrange the blocks

Luke and Matthew ran a lemonade stand on Saturday. They agreed that Matthew would get 60% of the profit because the lemonade was his idea. They made a profit of $25. How much money did Matthew make?

Why is 4 the smallest composite number