The answer was B according to this factor tree, which of the following statement is true?

A) the number 2 and 3 are composite

B) the number 2 and 3 are prime

C) the only prime factor of 36 is 2

D) the number 4 and 9 are prime

walter needs to make at least 5 more cookies but no more than 40. 5 ≤ x ≤ 40

step-by-step explanation:

20 ≤ x + 15 ≤ 55

subtract 15 from all parts

20-15 ≤ x + 15-15 ≤ 55-15

5 ≤ x ≤ 40

this means how many more cookies he has to make

walter needs to make at least 5 more cookies, but no more than 40 cookies; 5 ≤ x ≤ 40

-2

7 - 9 = -2

reversed:

-2 + 9 = 7

the number of the people going.

step-by-step explanation:

the cost to buy one movie ticket is $7. if the total cost for the movie is a function of how many people go, then the input is : the number of the people going.