Which of the following is a solution to 2cos x + 1 = 0?

A.

60°

B.

120°

C.

210°

D.

300°

Gretchen withdrew $31.45 from the bank to buy groceries. Then she deposited a check for $27.89 in the bank.

Lan bought four bags of candy with 65 pieces in each bag. Her father gave her 20 more pieces of candy. She plans to divide all the candy evenly among six friends and keep what is left over for herself.

The mean of a set of four test scores is 79. If three test scores are 77, 79, and 85, what is the fourth test score? a. 83 b. 81 c. 79 d. 75

What is 3.36 rounded to the nearest hundreth

Suppose alan places $9000 in an account that pays 12% interest compunded each year. Find the amount in the account at the end of 1 year

La raíz cuadrada o aproximada de 2.550, de 2.601, de 2.725, de 2.815, 2.916 y de 2.929 U R G E N T E, 10 P U N T O S

How do you do 2,425 divided by 4

Which expression is equivalent to the given expression? 5x-2 a) 2-5x b) 2x-2+3x c) 3-5+2x d) 5x-2x

You have a cone with a radius of 8 ft and a height of 10 ft. Find the area of the triangle formed by a perpendicular cross-section through the cone's center.

From least to greatest 1.34,1 1/3,1 6/8,1.034?