Marlene's ratio of phone calls to text messages is 3 to 5. If she makes 27 phone calls, how many texts does she
send?

Phone calls to texts is 3 to 5, so for every 3 phone calls she makes 5 texts:

Divide total phone calls by 3:

27/3 = 9

Multiply that by text ratio:

9 x 5 = 45

She sent 45 texts.