Monica swam 4 laps in 15 minutes. At this rate, how many laps would she
swim in 45 minutes?

so the answer would be 3

Step-by-step explanation:

Lets take a look she swam for 45 minutes if we do

add 15, 3 times we get 45

15 + 15 +15 = 45

We can also do 3 x 15 which also equals 45

so its 3

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)