Question

Departments A, B, and C have 10 employees each, and department D has 20 employees. Departments A, B, C, and D have no employees in common. A task force is to be formed by selecting 1 employee from each of departments A, B, and C and 2 employees from department D. How many different task forces are possible?

Answer 1

the answer is 10 task forces

Step-by-step explanation:

A task force is composed for

A=1

B=1

C=1

D=2

if we form 10 work groups, we must multiply by 10 each quantity of workers

A=1x10, B=1x10, C=1x10,D=2x10

A=10, B=10, C=10, D=20

This is the total number of employees in all departments