Which is a composite number 21,43,29,37

You need 2 gallons of juice for every 12 people attending the open house. How many gallons of juice would be needed for 156 people?

If x and y are positive integers, what is the value of xy? (1) The greatest common factor of x and y is 10. (2) The least common multiple of x and y is 180.

A sequence consists of 16 consecutive even integers written in increasing order. the sum of the first 8 of these even integers is 424. what is the sum of the last 8 of the even integers?

Which of the following is a term, variable, and expression? a. 21 b. ab c. 5x2 d. h

How would I calculate the probability of the sum of 4 being rolled on two dice

Kendra parents are planning their vacation for the summer. They will be traveling 1,246 miles. Their car averages 24 miles to a gallon of gas. A gallon of gas costs $2.50.

If the nth term of the sequence - 1, 4, 9, 14 ... Is 129. Then find the value of n.

A red blinking light blinks every 18 seconds, while a yellow blinking light blinks every 12 seconds. If both lights start at the same time, after how many seconds will they next blink at the same time? A) 6 B) 18 C) 36 D) 54

Use slopes to determine if the triangle whose vertices are left parenthesis negative 3 comma 3 right parenthesis , left parenthesis 2 comma 4 right parenthesis , and left parenthesis 4 comma 0 right parenthesis is a right triangle.

Solve the quadratic equation for x. What is the product when the roots are multiplied? (x + 2) 2 = 1 A) - 3 B) - 6 C) - 9 D) 3