Of all the people at a community swimming pool, 54 are in the water and 66 are not in the water. What percentage of the people at the pool are in the water?
10%
45%
82%
55%
Of all the people at a community swimming pool, 54 are in the water and 66 are not in the water. What percentage of the people at the pool are in the water?
10%
45%
82%
55%
The percentage of people at the pool and in the water is a representation of the fraction of people in the water to the total people at the pool, written like this.
people in water / total people at the pool
Substituting the given numbers:
54 / (54 + 66)
54 / 120
Solve the fraction and multiply by 100 to find the percentage:
54 / 120 = 0.45 x 100 = 45%
Let me know if you have any questions!