Q1. A pump can fill a tank with water in 2 hours. Because of a leak in the tank it was taking 7/3 hours to fill the tank. The leak can drain all the water off the tank in:
(a) 8 hours
(b) 7 hours
(c) 13/3 hours
(d) 14 hours
(e) 10/3 hours
Q2. There are two alloys of gold, silver and platinum. The first alloy is known to contain 40 percent of platinum and the second alloy 26 percent of silver. The percentage of gold is the same in both alloys. Having alloyed 150 kg of the first alloy and 250 kg of the second, we get a new alloy that contains 30 percent of gold. How many kilogram of platinum is there is the new alloy?
(a) 170 kg
(b) 175 kg
(c) 160 kg
(d) 165 kg
(e) 180 kg
Q3. A and B each borrowed equal sums for 3 years at the rate of 5% simple and compound interest respectively. At the time of repayment B has to pay Rs. 76.25 more than A. The sum borrowed and the interest paid by A (in Rs.) is:
(a) Rs. 10,000, Rs. 1,500
(b) Rs. 11,000, Rs. 1,100
(c) Rs. 10,000, Rs. 1,400
(d) Rs. 9,000, Rs. 200
(e) None of these
Q4. A bag contains a total of 95 coins of Rs. 1, 50p and 25p denominations. Find the total number of coins of Re 1 if there are a total of 50.5 rupees in the bag and it is known that the number of 25 paise coins are 33.33% more than the number of 1 rupee coins.
(a) 56
(b) 25
(c) 18
(d) 20
(e) 16
Q5. The average age of an adult class is 40 years. Twelve new students with an average age of 32 years join the class, thereby decreasing the average age of the class by 4 years. The original strength of the class was:
(a) 10
(b) 11
(c) 12
(d) 15
(e) 18
Solutions (1-5):
Directions (Q6-10): Study the following Pie chart carefully and answer the questions given below.
Cost estimated by Gagan for various expenditures to be made by him in his sister’s marriage.
Q6. During the marriage ceremony Gagan actually incurs expenditure on E of Rs. 20,400. The actual expenditure on E incurred by Gagan is what percent of the total estimated cost?
(a) 9.5
(b) 9
(c) 8.5
(d) 10.5
(e) 12.5
Q7. Other than getting a discount of 12% on the estimated cost for D and the actual expenditure on E of Rs. 20,400 instead of the estimated, Gagan’s estimated cost is correct. What is the total expenditure of Gagan in marriage ceremony?
(a) 237456
(b) 231852
(c) 239000
(d) 233000
(e) 242950
Q8. What is the difference in the amount estimated by Gagan for A and H (In Rs.)?
(a) 20,000
(b) 19000
(c) 14400
(d) 18000
(e) 19200
Q9. What is the cost estimated by Gagan for B and C together (In Rs.)?
(a) 73,000
(b) 69,600
(c) 72,000
(d) 69,000
(e) 66,900
Q10. Gagan get a discount on D and pays 12% less than the estimated cost for it. What is the amount spent on D (In Rs.)?
(a) 26400
(b) 29052
(c) 27052
(d) 27456
(e) 27645
Solutions (6-10):
Directions (Q.11-15): What approximate value should come in place of the question mark (?) in the following questions?
Q11. {(4444+333+22+1)-(2×3×4×5)}×2.532=?
(a) 11700
(b) 12250
(c) 10800
(d) 12100
(e) 10500
Q12. 40.05% of 349.9+59.89% of 249.98=?
(a) 280
(b) 290
(c) 270
(d) 275
(e) 298
Q13. 17% of 760+57% of 78.99+77.77=?
(a) 238
(b) 242
(c) 245
(d) 251
(e) 256
Q14. 35.99√(?)+32.0032√(?)=68/10.998×(?)
(a) 81
(b) 72
(c) 169
(d) 121
(e) 144
Q15. (3.02)^2+(9.98)^2+(8.13)^2+(4.04)^2=?
(a) 190
(b) 230
(c) 150
(d) 210
(e) 160
Solutions (11-15):
(a) 8 hours
(b) 7 hours
(c) 13/3 hours
(d) 14 hours
(e) 10/3 hours
Q2. There are two alloys of gold, silver and platinum. The first alloy is known to contain 40 percent of platinum and the second alloy 26 percent of silver. The percentage of gold is the same in both alloys. Having alloyed 150 kg of the first alloy and 250 kg of the second, we get a new alloy that contains 30 percent of gold. How many kilogram of platinum is there is the new alloy?
(a) 170 kg
(b) 175 kg
(c) 160 kg
(d) 165 kg
(e) 180 kg
Q3. A and B each borrowed equal sums for 3 years at the rate of 5% simple and compound interest respectively. At the time of repayment B has to pay Rs. 76.25 more than A. The sum borrowed and the interest paid by A (in Rs.) is:
(a) Rs. 10,000, Rs. 1,500
(b) Rs. 11,000, Rs. 1,100
(c) Rs. 10,000, Rs. 1,400
(d) Rs. 9,000, Rs. 200
(e) None of these
Q4. A bag contains a total of 95 coins of Rs. 1, 50p and 25p denominations. Find the total number of coins of Re 1 if there are a total of 50.5 rupees in the bag and it is known that the number of 25 paise coins are 33.33% more than the number of 1 rupee coins.
(a) 56
(b) 25
(c) 18
(d) 20
(e) 16
Q5. The average age of an adult class is 40 years. Twelve new students with an average age of 32 years join the class, thereby decreasing the average age of the class by 4 years. The original strength of the class was:
(a) 10
(b) 11
(c) 12
(d) 15
(e) 18
Solutions (1-5):
Directions (Q6-10): Study the following Pie chart carefully and answer the questions given below.
Cost estimated by Gagan for various expenditures to be made by him in his sister’s marriage.
Q6. During the marriage ceremony Gagan actually incurs expenditure on E of Rs. 20,400. The actual expenditure on E incurred by Gagan is what percent of the total estimated cost?
(a) 9.5
(b) 9
(c) 8.5
(d) 10.5
(e) 12.5
Q7. Other than getting a discount of 12% on the estimated cost for D and the actual expenditure on E of Rs. 20,400 instead of the estimated, Gagan’s estimated cost is correct. What is the total expenditure of Gagan in marriage ceremony?
(a) 237456
(b) 231852
(c) 239000
(d) 233000
(e) 242950
Q8. What is the difference in the amount estimated by Gagan for A and H (In Rs.)?
(a) 20,000
(b) 19000
(c) 14400
(d) 18000
(e) 19200
Q9. What is the cost estimated by Gagan for B and C together (In Rs.)?
(a) 73,000
(b) 69,600
(c) 72,000
(d) 69,000
(e) 66,900
Q10. Gagan get a discount on D and pays 12% less than the estimated cost for it. What is the amount spent on D (In Rs.)?
(a) 26400
(b) 29052
(c) 27052
(d) 27456
(e) 27645
Solutions (6-10):
Directions (Q.11-15): What approximate value should come in place of the question mark (?) in the following questions?
Q11. {(4444+333+22+1)-(2×3×4×5)}×2.532=?
(a) 11700
(b) 12250
(c) 10800
(d) 12100
(e) 10500
Q12. 40.05% of 349.9+59.89% of 249.98=?
(a) 280
(b) 290
(c) 270
(d) 275
(e) 298
Q13. 17% of 760+57% of 78.99+77.77=?
(a) 238
(b) 242
(c) 245
(d) 251
(e) 256
Q14. 35.99√(?)+32.0032√(?)=68/10.998×(?)
(a) 81
(b) 72
(c) 169
(d) 121
(e) 144
Q15. (3.02)^2+(9.98)^2+(8.13)^2+(4.04)^2=?
(a) 190
(b) 230
(c) 150
(d) 210
(e) 160
Solutions (11-15):
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