Question
Alice and Ella were watching birds and trying to find the ratio between the number of beaks to that of legs. After observing for some time, they found it to be 1:2, then 25 birds have ___________ number of legs.
- 60
- 25
- 30
- 50
Hint:
A ratio indicates how many times one number contains another.
The correct answer is: 50
Here, we are given that the ratio of number of beaks to legs is 1:2. There are 25 birds. We have to find the number of legs.
We have, total number of birds = 25.
Number of legs a bird has = 2.
So. total number of legs = 25 × 2 = 50.
Hence, the correct option is D.
Ratio is another way of representing decimals, fractions and percentage.
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