reena 4 1 by5 took hours to complete a work and rahul took 5. 1 by 3hours to complete a same workwho took more time by how much?
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2
Work done by Reena in 1 h =1/5
Work done by Rahul in 1 h = 1/10
Work done by Both A and B in 1 h = 1/5 +1/10
= 3/10
hence they Complete 3/10 th part of work in 1 hour . So time taken by them to complete the job
= 10/ 3 h
Answered by
1
Answer:
Reena=4⅕
Rahul=5⅓
LCM of 3 and 5 is 15
=²¹/¹⁵ + ²¹/¹⁵ = ⁴²/¹⁵
In mixed fraction=2 ¹²/¹⁵
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