A pipe 21 meters long is to be cut into two pieces, with the lengths of the pieces being in the ratio 2 : 5. What are the lengths of the pieces?
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Step-by-step explanation:
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Step-by-step explanation:
2x + 5x = 21 metre
=> 7x = 21 metre
=> x = 3 m
and the lengths are 2×(x) = 2×3 =6 metre
5× (x) =5×3=15 metre
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