Solve pls brainliest

1, 3, 7, 21

Step-by-step explanation:

factors are things you can multiply to get the number.

start with 1 times the number (21)

and then see if 2 can be multiplied by anything to get the number (it can't)

repeat the step with number 3 (it can)

keep repeating the step until you reach a number that has already been listed.

it will never go above the given number

have a wonderful day luv <3

factors of 21: 1,3,7,21

Step-by-step explanation:

First, what integer can divide 21? 21.

21/21=1

21 and 1 are factors

what else could divide 21? 3 or 7

21/7 = 3 or 21/3 = 7

so 3 and 7 are factors

dhdhth

step-by-step explanation:

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5