Which of the following is a composite number?

A. 13

B. 63

C. 61

D. 31

What does 6x^2 - 24y^2 equal too

What is 168,356 rounded to the nearest ten thousand

Evaluate p/2 - 5 when p=14

Can someone tell me what is 4*90

Tens+one=76tens+one=50

Are polynomials determined to be a trinomial, binomial, etc. based on the number of operations or the terms? For example, would x²y³ + 7y - 35 be determined as a binomial because of the number of operation signs or a trinomial based on the 3 terms?

c. Amy needs to order a shade for a triangular-shaped window that has a base of 6 feet and a height of 4 feet. What is the area of the shade?

Initially there are 4 bacteria cells in the sample. Every second, each cell splits into three (triple). After 7 seconds, how many bacteria cells are there in the sample?

A trader buys pens at $44 a dozen and sells them at $20 each. Find his profit if he sells 60 pens.

A pair of shoes cost $45. The shoes are on sale for 60% off. What is the discount amount?