15 labourers can build a wall in 80 days. How long will 12
labourers take to build the same wall?
o 100 days O 77 days
65 days
180 days
What is the other way of writing 7: 15?
Answers
Answered by
0
Answer:65 days
Step-by-step explanation:15:80::x:12
cross multiply them
then solve the reminder
you will get 65 days answer
Answered by
2
No. Of days 15 labourers built a wall=80days
No. Of days 1 labour build a wall=80/15
=5.4days
No. Of days 12 labourers can build the wall=12*5.4
=64.8=65days
Other way of writing 7:15 is 7/15.
No. Of days 1 labour build a wall=80/15
=5.4days
No. Of days 12 labourers can build the wall=12*5.4
=64.8=65days
Other way of writing 7:15 is 7/15.
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