Math Questions for SSC CHSL and RRB NTPC EXAM

January 14, 2017 Share Like Labels: ssc

Q1. Vinod and Ankit started a business by investing capitals in the ratio of 2:3. If Vinod had invested an additional amount of Rs. 10000, the ratio of Vinod’s investment to Ankit’s investment would have been 3:2. What was the amount invested by Vinod initially?
(a) Rs. 8000
(b) Rs. 12000
(c) Rs. 9000
(d) Data inadequate

Q2. Mr. Saxena started a business by investing Rs. 50000. Four months later, Mr. Jain joined the business by investing Rs. 90000. If the profit at the end of the year was Rs. 22000, then how much amount would Mr. Jain have received as the profit?
(a) Rs. 16000
(b) Rs. 14000
(c) Rs. 12000
(d) Rs. 11000

Q3. Rs.700 is divided among A, B and C so that A receives half as much as B and B half as much as C. Then C's share is:
A. Rs.200
B. Rs.300
C. Rs.400
D. Rs.600

Q4. A started a business with Rs. 10000. B joined him later with a capital of Rs. 40000. If at the end of the year, they both received equal shares of the profit. How many months after the business started did B join it?
(a) 4 months
(b) 6 months
(c) 8 months
(d) 9 months

Q5. A starts business with Rs. 3500. 5 months later B joins A as his partner. After a year, the profit is divided in the ratio of 2:3. What is B’s contribution in the capital?
(a) Rs. 8000
(b) Rs. 8500
(c) Rs. 9000
(d) Rs. 7500

Q6. If the population of certain town is N and 100/7% of the population were males then which of the following cannot be the value of N?
(a) 11900
(b) 18900
(c) 15400
(d) 22100

Q7. A nut and a bolt currently have the same price. If the price of a screw nut rises by 3% and the price of bolt goes up by 5% then how much more percent will it cost for 3 nuts and 3 bolts?
(a) 3%
(b) 4%
(c) 5%
(d) 8%
Q8. A company bought a total of 60 Photostat machines and 20 printers to modernize billing operations. If the price of each Photostat machine was five times the price of each printer then what percent of the total cost of the purchase was the total cost of the printers?
(a) 6.25
(b) 12.5
(c) 10
(d) Cannot say

Q9. If the manufacturer gains 25%, the wholesale dealer 15% and the retailer 10%, then find the cost of production of a table, the retail price of which is Rs. 2530
(a) Rs 1600
(b) Rs 1670
(c) Rs 1800
(d) None of these

Q10. A man buys every 20 pencils for Rs 40 and sells every 30 pencils for Rs 60. Find his gain or loss%, if his number of pencils bought and sold were equal?
(a) 150% loss
(b) 150% gain
(c) Cannot say
(d) No gain or loss

Q11. The average run of a cricket player of 10 innings was 32. How many runs must he make in his next innings so as to increase his average run by 4?
(a) 2
(b) 4
(c) 70
(d) 76

Q12. Of the four numbers, whose average is 60, the first is one-fourth of the sum of the last three. The first number is:
(a) 15
(b) 45
(c) 48
(d) 60.25

Q13. Of the three numbers, the first is twice the second and the second is twice and third. The average of the reciprocal of the numbers is 7/72. The number are:
(a) 16, 8, 4
(b) 20, 10, 5
(c) 24, 12, 6
(d) 36, 18, 9

Q14. The average of 8 numbers is 20. The average of first two numbers is 15 1/2 and that of the next three is 21 1/3. If the sixth number be less than the seventh and eighth numbers by 4 and 7 respectively, then the eighth number is:
(a) 18
(b) 22
(c) 25
(d) 27

Q15. The average temperature of the town in the first four days of a month was 58 degrees. The average for the second, third fourth and fifth days was 60 degrees. If the temperatures of the first and fifth days were in the ratio 7: 8, then what is the temperature on the fifth day?
(a) 64 degrees
(b) 62 degrees
(c) 56 degrees
(d) None of these