Susheela travelled (15m^2n+25mn^2+5mn) km in 5mn hours. Find the speed
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Step-by-step explanation:
Distance travelled by Susheela,(15m²n+25mn²+5mn)km
Time taken= 5mn hours
Therefore, (15m²n+25mn²+5mn) ÷ 5mn
= 5mn×(3m+2n+1) ÷ 5mn [Taking common factor]
= 3m+2n+1 [Satisfying 5mn by 5mn=1]
Therefore, the Avg. speed is 3m+2n+1
Hope it helps!
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