Answer:
The expression for rate per hour is
.
Explanation:
Given:
A machine paints 340 toy boats in 45 minutes.
To Find:
Expression equals the rate per hour?
Solution:
Finding the expression for rate per minute:

So, rate per minute expression is
= 
Then, rate per hour expression 
So, rate per hour expression is
= 453.334 toys per hour.
Hence, the expression for rate per hour is 
Multiply 80 by .45 to get the number that are pop.
80 x 0.45 = 36
That means 36 of the songs are pop.
Hope this helps!
The missing angle is 53 degrees (82+45=127) (180-127=53)
The answer is C.
33,21,and 15 are all composite numbers. Meaning that they had factors other than 1 and themselves. 13 is a prime number because 13 only factors are 1 and itself.
60,000 + 6,000 + 600 + 10 + 8 = 66,418