An experienced employee can enter tax data into a computer tree times as fast as a new employee. working together, it takes them 9hrs. how long would it take the experienced employee working alone?

12 hours

Step-by-step explanation:

Let x hours be the time needed for the experienced employee, then 3x hours is time needed for the new employee.

Then, the experienced employee completes of the whole work per hour and the new employee completes of the whole work per hour.

Altogether the can complete

of the whole work per hour and need

hours to finish the whole work.

Working together, it takes them 9 hours, then

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)

150.6

all i did was i multiplied 5.02 by 30