Which pair of numbers is relatively prime?

A. 21 and 39

B. 12 and 54

C. 10 and 21

D. 15 and 27

What value of b makes the trinomial below a perfect square x^2-bx+36?

The area of a regular hexagon with sides of length 12 cm

Grapes coast $1.99 per pound Write an expression for the cost of g pounds of grapes?

If f (x) = 4x + 5, what is the value of f (-3) ? (1) - 2 (2) 7 (3) 17 (4) 4 How would the answer be different if you had f (3) ?

Joey Chestnut is trying to break his own world record for eating the most hot dogs and buns in 10 minutes. He needs to eat more than 72 hot dogs to break his record. After 1 minute of competition, Joey has eaten 10 hot dogs.

Robin earned $4,581 in 9 weeks. How much does he earn per week?

Renaldo can rollerblade 9.7 miles per hour. Eliza can rollerblade 8.2 miles per hour. How much farther will Renaldo rollerblade in 0.75 hour

What is the LCD for?11/20 31/45 315 105 66 945

Given the functions a (x) = 4x2 - x + 2 and b (x) = x + 1, identify the oblique asymptote of the function a of x over the function b of x. y = 4x + 3 y = 4x - 5 y = 0 No oblique asymptote

Deedee Katz, a computer programmer, earns a regular hourly rate of $32.25 and time-and-a-half when she works overtime. In a typical week, she works 40 regular hours and 12 hours overtime. Find Deedee's weekly overtime pay.