RRB NTPC SAMPLE PAPER - ARITHMETIC - 32
RRB NTPC SAMPLE PAPER - ARITHMETIC - 32
Q1. A trader bought 10 kg of apples for Rs. 405 out of which 1 kg of apples were found to be rotten. If he wishes to make a profit of 10%, at what rate should he sell the remaining apples per kg?
(a) Rs. 45
(b) Rs. 49.50
(c) Rs. 50
(d) Rs. 51
Q2. If a : b = 7 : 9 and b : c = 15 : 7, then what is a : c?
(a) 5 : 3
(b) 3 : 5
(c) 7 : 21
(d) 7 : 15
Q3. By mistake, instead of dividing Rs. 117 among A, B and C in the ratio it was divided in the ratio of 2 : 3 : 4. Who gains the most and by how much?
(a) A, Rs. 28
(b) B, Rs. 3
(c) C, Rs. 20
(d) C, Rs. 25
Q4. A and B have money in the ratio 2 : 1. If A gives Rs. 2 to B, the money will be in the ratio 1 : 1. What were the initial amounts they had?
(a) Rs. 12 and Rs. 6
(b) Rs. 16 and Rs. 8
(c) Rs. 8 and Rs. 4
(d) Rs. 6 and Rs. 3
Q5. The incomes of A, B and C are in the ratio 3 : 7 : 4 and their expenses in the ratio 4 : 3 : 5. If A saves Rs. 300 out of an income of Rs. 2,400, the savings of B and C are
(a) Rs. 4.025 and Rs. 575
(b) Rs. 1.575 and Rs 2.625
(c) Rs. 2.750 and Rs. 1.525
(d) Rs. 3.725 and Rs. 1.525