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ATQ,
Time taken by the woman to finish the entire work = 15 ÷ 0.5 = 30 days
Let the total work be 60 units. {LCM of (20 and 30)}
So, efficiency of the man = 60 ÷ 20 = 3 units/day
And efficiency of the woman = 60 ÷ 30 = 2 units/day
So, required time = (60 × 0.8) ÷ (3 + 2) = 9.6 days
If 100.13 = 14 and ( 0.1)x = 140, then what is the value of x.
(0.81) -1.5 = ?
If 100.9 = 12 and ( 0.1)x = 120, then what is the value of x.
If √35 = 5.9 find the value of
If √60 = 7.7 find the value of
54 × 70 × 33 × 42 =
If √35 = 5.9 find the value of
Value of (x7/x6)6/5 is:
3√4913+ 3√4.913 + 3√0.004913 = ?
(161051) -3/5 = ?