A and B working alone,can finish a piece of work in 10days and 15 days respectively.if they work together,how much of the work can they finish in 1 day and how many days will they take to finish the work....
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Answered by
1
then can finish 1/6 of the work in 1 day
they can finish the total work in 6 days
they can finish the total work in 6 days
riyas6:
I am not able to understand
Answered by
4
A = 1/10
B = 1/15
Together doing work so
A+B = 1/10 + 1/15
Take lcm of 10 and 15 is 30 so
1*3 + 1*2
——. ——-
10*3. 15*3
3+2
——
30
5/30
=1/6
So together doing work 6 days
B = 1/15
Together doing work so
A+B = 1/10 + 1/15
Take lcm of 10 and 15 is 30 so
1*3 + 1*2
——. ——-
10*3. 15*3
3+2
——
30
5/30
=1/6
So together doing work 6 days
what * this means....
it means multiplication
Ys man working capacity in a day
A nd B efficiency of working per day
thank u soo much..
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