The amount of time people spend in the bathroom per week follows a normal distribution with a mean of 420 minutes and a standard deviation of 48 minutes. What is the minimum number of minutes we could expect the longest 20 % of people will spend in the bathroom in a week

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)

other answer is correct. i had used the radius of the radius somehow. a website: