Out of these numbers which ones are prime:

41, 71, 21, 61, 31, 91, 11, 81, 51

Which of the following is a reduction in the price of a vehicle generally offered by the manufacture? A. Rebate B. Cash back C. Dealer promotion D. Special APR financing

Simplify the rational expression (u+5v) : (8v²u²) - (u-6v) : (8v²u²)

How to solve by substitution x=3y+13

How do you say six thousand, fifity-four math

A study group has 5 students. what is the maximum number of friends that each student can have

Paige invested 1200 at an interest rate of 5.75% compounded quarterly. Determine the value of her investments in 7 years.

a plants height is 1.6 times it age. write an equation for the situation. Tell what each variable you use to represents

The human body generates about 400 BTUs of body heat per hour while active. If an office that is 18 ft * 38 ft * 12 ft has 12 workers, how many BTUs per cubic foot do they produce in 5 hours? (to the nearest tenth) A) 0.2 BTUs/ft3 B) 0.

At an elementary school, the fourth-grade class is planning a field trip to the science center. The roster shows 113 students who will attend the event. School-district rules specify that there must be one adult chaperone for every 10 students.

6. Write the following proportion using colons. 7 is to 21 as 3 is to 9. A. 7:21 = 3:9 B. 7:3 = 21:9 C. 21:7 = 3:9 D. 7:21 = 9:3