Question
Arjun works for ‘x’ days and he complete 20% of
work. while remaining work is completed by Bheem & Chinky together in (x + 190/13) days, then What will be the number of days for Bheem & Chinky work. The ratio of number of days taken by Arjun and Bheem to complete a work individually is 7:8 and the ratio of number of days taken by Bheem and Chinky to complete a work individually is 6:7 and the ratio of number of days taken by Chinky, Danny, Elli and Finn to complete a work individually is 28 : 30 : 35 : 40. Arjun takes 21 days to complete a work individually.Solution
ATQ, we can say that 40 × 'x' × 4 = (35 + 30) × (x + (190/13)) 32x = 13(x + (190/13)) 32x = 13x + 190 19x = 190 x = 10 Bheem annd Chinky work for = 10 + (190/13) = 320/13 days
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