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NIACL Model Paper 7 with solutions for free online practice
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© examsnet.com
Question : 48
Total: 100
The ratio of roses and lillies in a garden is 3 : 2 respectively. The average number of roses and lillies is 1 80. What is the number of lillies in the garden?
144
182
216
360
None of these
Validate
Solution:
(1) Let the number of roses and lillies in the garden be 3x and 2x respectively.
According to the question,
3
x
+
2
x
2
=
180
⇒
5
x
2
=
180
⇒
x
=
180
×
2
5
=
72
∴ Number of lillies
=
2
x
=
2
×
72
=
144
© examsnet.com
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