Which of the following is equivalent to 5-1? p. s the number 1 is supposed to be a exponent.

A 5

B 1 / 5

C 4

D - 1 / 5

What is the Product of x-3 and x-9

What is the sum: (1-5q) + 2 (2.5q+8)

The first 400 students who enter the gym will be used as a sample. - Identify the type of sampling method proposed and discuss why this sampling method might be biased

11z/16+7z/8=5/16 as a decimal

Which number is larger? -20 or - 15

For each call, a certain phone company charges a connecting fee, and then a cost per minute after that. how much does each call's connecting fee cost?

Use a proportion to determine the number of children age 5 in a kindergarten class if 80% of a class of 20 children are that age. A. x=100 B. x=75 C. x=40 D. x=15 E. x=16

A $50 computer program is on sale for $37.50. What is the percent decrease? A. 10% B. 15% C. 20% D. 25%

The school auditorium has 34 rows of seats. The first row has 12 seats, the second row has 14 seats, and the third row has 16 seats. If this pattern continues, how many chairs will be in the last row?

5 ½ x 3= 2 ⅓ x 4 ¾= -2 ⅖ x 3 ¼=