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Let the total work be 1 unit of task. Work rate of A and B together = 1/12 units per day Work rate of B alone = 1/20 units per day Work rate of A alone = 1/12 − 1/20 = (5 − 3) / 60 = 2/60 = 1/30 units per day Therefore, A alone will complete the task in 30 days. Correct answer: a) 30 days
(0.04)-2.5= ?
If √35 = 5.9 find the value of
What is least number which when successively divided by 6, 4 and 4 leaves a remainder 5, 3 and 3 respectively?
If 100.13 = 14 and ( 0.1)x = 140, then what is the value of x.
(0.25) -1.5 = ?
(1.69) -1.5 = ?
(5⁴) 5 × (25³)³ = ?
(0.09) -1.5 = ?
If (9000) 5 = 59.049
(1.9) -2.5 = ?