60 customers/hr arrive randomly and randomly join one of 6 unpooled queues. Each of the six employees can handle exactly 15 customer requests/hr (i. e., no variability). What percentage reduction in waiting time does pooling of all six queues into one queue offer

square pyramid

step-by-step explanation:

square prism looks like nothing like that

triangular prism has a rectangular base instead of a square base

tetrahedron has a triangular base

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.

the answer will be b x² +x-1

step-by-step explanation: