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Q.

What percentage of Rs.150 is Rs.30?


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a

5%

b

20%

c

30%

d

45% 

answer is B.

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Detailed Solution

Concept- Using the concept of unitary method to find the percentage of Rs.30 of the total amount Rs.150.
Total given amount=Rs.150 Part of given amount =Rs.30 And now we will find the percentage of Rs.30
Solving by using unitary method and percentage the amount is expressed as a part of 100.
By use of this concept, we will write out of 150, amount has Rs.30
Similarly,
30 150 ×100=20  
So, 20 percent of Rs 150 is Rs. 30.
Hence, correct answer is 2) 20%
 
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