express first quantity as a percentage second 12Rs,84Rs
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Answer:
a ) 48 seconds, 5 minutes
=
5∗60
48
×100%
=16%
b) 63 cents, 9 dollers
1 doller=100 cents
9 dollers=900 cents
Ans =
900
63
×100%
=7%
c) 7mm, 2cm
1 cm=10 mm
2 cm=20 mm
Ans =
20
7
×100%
=35%
d) 24 min, 10 hours
1 hour= 60 min
10 hour= 600 min
Ans =
600
24
×100%
=4%.
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