40 mph would be 120 miles in 3 hours (120/40)
80 mph is 120 miles in 1.5 hours(120/80)
3 - 1.5 = 1.5, not 3 hrs
Change the speed to 20 mph( 1/2 the speed) to double the hours.
20 mph = 6 hours(120/20)
40 mph = 3 hrs(120/40)
6 - 3 = 3 hours difference
Number 7 is C, im not sure about 6 though
Answer:
Step-by-step explanation:
Subtract the discount from 100 to get the percentage of the original price.
Multiply the final price by 100.
Divide by the percentage in Step One
60 movies ------ 100%
9 movies -------- x%
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60*x=9*100%
60x=900% |:60
x=15%
The answer is 15%
:)