3x+15 factor each expression

200 people were surveyed in order to see which store was more popular for buying groceries. Of these people, 115 were female and 82 said that they preferred Kroger over Giant Eagle. 56 males said that they preferred Giant Eagle.

Which expression is the factorization of x2 + 10x + 21? A. (x + 3) (x + 7) B. (x + 4) (x + 6) C. (x + 6) (x + 15) D. (x + 7) (x + 14)

When isaac opens a book, the product of the page nuumbers on the open pages is 420?

Slope: 5, y-intercept: 8

The triangle represents the part of a city that is closed to traffic for a parade. Each unit on the coordinate plane represents 1 mile

Express using a radical 3 1/2

If someone has a networth of 7.92*10^10. Suppose that this individual now decides to give one-eighth of a percent of his new net worth to charity. How many dollars are given to charity?

A bowl contains 10 red balls, 5 blue balls, and 8 green balls. A woman selects balls at random without looking in the bowl. How many balls must she select to be sure that she has at least one ball of each color

1/2 (4x-10) + 5=x-11 A. 11 B. 6 C. - 11 D. - 6

At last year's company picnic, 25 pounds of ground beef were needed to make 100 hamburgers. How many pounds of ground beef will be needed this year if 120 hamburgers are to be made? A. 30 lb B. 45 lb C. 50 lb D. 55 lb