Question

At Skyrocket Amusement Park, 30% of the rides are roller coasters. There are a total of

18 roller coasters. How many rides are there at Skyrocket Amusement Park in all?
Pick the model that represents the problem.
0%
10%
20%
30%
40%
50%
60%
70%
80%
90% 100%
0
18
?
0%
10%
20%
30%
40%
50%
60%
70%
80%
90% 100%
0
?
18
How many rides are there at Skyrocket Amusement Park in all?

Answer 1

Total rides = 100 %
Considering the value of the 100%

If 30% = 18 roller coasters
then 100% = 100 x 18/30
= 60 rides
Hence there are 60 rides in all