A cake decorator can decorate 6 cakes in 90 mintues. At this rate, how many cakes could he decorate during his 8-hour workday if he takes two -15 mintue coffee breaks?

30 cakes.

Step-by-step explanation:

Given:

A cake decorator can decorate 6 cakes in 90 minutes.

Question asked:

At this rate,how many cakes could he decorate during his 8-hour workday if he takes two -15 minutes coffee breaks?

Solution:

Total number of hours, he work = 8 hours

1 hour = 60 minutes

8 hours = 60 8 = 480 minutes

Coffee break = 2 of 15 minutes, 15 + 15 = 30 minutes

Remaining working hour = 480 - 30 = 450 minutes

In 90 minutes, he decorate number of cakes = 6

In 1 minute, he decorates number of cakes =

In 450 minutes, he decorates number of cakes =  

Therefore, at this rate, he can decorate 30 cakes.

y = 0.77(x)

step-by-step explanation:

the jacket retains this value after 23% cut or retains 77% of original value. plug original 87 jacket price for x and the remaining value should be y.

a = 3.14

b = 18

c = 18/5 or 3.6 or 3 3/5

step-by-step explanation: