Math, asked by priya1213, 8 months ago

A and B take 6 hours and 9 hours respectively to complete a work. A works for 1 hour and then B works for two hours. How much work is done in these 3 hours? How much work is still left ?​

Answers

Answered by bson
0

Answer:

11/18

Step-by-step explanation:

As work done in 1hr is 1/6

Bs work done in 1hr is 1/9

in 2 hrs work done is 2/9

in 3hrs work done is 1/6+2/9 = 3+4 /18=7/18

remaining work left is 1-(7/18) = 11/18

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