Question

An Internet site sells 120 types of cell phones. The ratio of the number of smartphones to the number of feature phones is 3:5. How many of the 120 types of cell phones are smartphones?

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Answer 1

Number of smartphones = 45

Explanation:

Given:

Total number of phones = 120

Ratio [Smartphones to feature phones] = 3:5

Find:

Number of smartphones

Computation:

Number of smartphones = 120[3/(3+5)]

Number of smartphones = 120[3/(8)]

Number of smartphones = 360 / 8

Number of smartphones = 45