Moi earns ₹80 in 7 hours and zen earns₹90 in 12 hours. The ratio of their earnings is
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Answer:
Earning by Anand in 7 hrs=80
Earning by Anand in 1 hr=
7
80
Earning by Pramod in 12 hrs=90
Earning by Pramod in 1 hr=
12
90
Ratio of earnings =
12
90
7
80
=
7×90
80×12
=
7×9
8×12
=
7×3
8×4
=
21
32
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