A amp B can do a work in 35 days and 45 days respectively They worked for 10 days and after then the...........

Quantitative Aptitude ( CCS) Time and work

A & B can do a work in 35 days and 45 days respectively. They worked for 10 days and after then they complete the work with the help of C in 15 days. If they all get Rs 770. Then find the share of C?

330

270

190

170

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Explanation:

Solution:
A = 35…………..11 (LCM = 385)
B = 45……………9
A+B=20
20*10 =200
Remaining 385-200=185
This work is completed in 5days. So 185/5=37
A&B 5days work = 20*5=100
C’s 5days work =85
A………….B………………C
11*15 9*15 85
165 135 85
33 27 17
C’s share = 17/77 * 770 = 170