Percentage

Question 1
If 5% income of P is equal to 15% income of Q and 10% income of Q is equal to 20% income of R. If income of R is ₹ 2000, then what are the incomes of P and Q respectively?
A
₹ 4000 and ₹ 8000
B
₹ 12000 and ₹ 4000
C
₹ 15000 and ₹ 5000
D
₹ 18000 and ₹ 6000
Mathematical-ReasoningPercentageNIC-NIELIT STA 2020Video-Explanation
Question 1 Explanation: 
5%P = (15/100)*Q
(10/100)*Q = (20/100)*R
(20/100)*2000
=4000
(10/100)*Q = 4000
Q = 4000

(5/100)*P = (15/100)*4000
=600
P = (600*100)/5
P=12000
Question 2
Suppose a fraud shopkeeper sells rice to the customer at the cost price, but he uses a false weight of 900 gm for a kg then his percentage gain is _______.
A
5.75 %
B
5.56 %
C
5.20 %
D
5.00 %
E
None of the above
AptitudePercentageNielit Scentist-B [02-12-2018]Video-Explanation
There are 2 questions to complete.

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