Math, asked by anupuja17, 11 months ago

Please help me to slove this question

Attachments:

divergent07: 18

anupuja17: No....

anupuja17: Answer is 21

divergent07: yeah 21

divergent07: my mistake

anupuja17: Yes......

vithalsingh8: 112 men can build a railway tunnel in 72 day.how many more will be required to build the tunnel in 48 day

Answers

Answered by starkhan12328

0

thanks
hope it help for you

Attachments:

anupuja17: Wrong.......

anupuja17: Answer is 21

Answered by divergent07

0

first of all 15 - 4×/2= 15 - 2

now 15 -2×2= 11

14-11=3

18-3

36-18+3= 21

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