Length and width of a field are is the ratio 5:3. if the width of the field is 42 m, then its length is?
- 100m
- 80 m
- 50 m
- 70 m
Explanation
Length : Width = 5 : 3
Given width = 42 m
To find the factor:
3 parts = 42
1 part = 42 ÷ 3 = 14
Length (5 parts) = 5 × 14 = 70 m
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