2021
Saturday
May
121 - 244
Week 18
The ratio of number of boys & girls
in a collage is 7:8. If the
Percentage increases in the number of
boys and girls be 20 % and a 10%
respectively, what will be the new ratio?
Answers
Answered by
2
Answer:
5:20is correct answer...
Answered by
0
Answer:
number of boys and girls in the college be 7x and 8x
their increased number is (120% of 7x) =
⇒
100
120
×7x
⇒
5
42x
And (10% of 8x).=⇒
100
110
×8x
⇒
5
44x
∴Required Ratio=
5
42x
:
5
44x
21:22
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