Leah put 21 white marbles. 31 black marbles. and 7 blue marbles in a bag. then her sister added 19 yellow marbles. write a number sentence to show the number of marbles in the bag

A data research company finds that monthly sales of hard disks in California is 1.445 million units on average with a standard deviation of 45,000. What is the z-score corresponding to 1.500 million units? A. 0.055 B. 0.889 C. 1.22 D. 32.11

Find the exact value of sin82.5

Y = - 1 z xw solve for z

What is the length of a diagonal of a square with a perimeter of 40 inches

By drying tea leaves you can get 4.2% of its weight as tea. What weight of fresh tea leaves do you need to get 46.2 lb of tea?

Given f (x) = 5x + 2 and g (x) = x - 3, find (fºg) (x)

8 tenths minus 5 hundredths

A carton can hold 1000 unit cubes that measure 1" x 1" x 1" what are the dimensions of the carton using unit cubes

Drag the correct symbol into the box to compare the expressions. 8+7-22 3² + 2 ≠ =

ling gave some of her blankets to charity, decreasing her total number of blankets by 9. After she gave her blankets away she had 11 left