If Carol is able to type 57 words in 3 minutes, then in one hours time she will be able to type 1140 words.
Number of words Carol typed in 1 hours is;
Let the number of words typed in 1 hours be represented as y
So that;
57 words are typed in 3 min
We know that 60 minutes makes 1 hour
57 words typed in 0.05 hour
y words typed in 1 hours
We cross multiply
57 words × 1 hour = y × 0.05 hour
y = 57hours / 0.05 hours
y = 1140 words
If Carol is able to type 57 words in 3 minutes, then in one hours time she will be able to type 1140 words.
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