151. The difference between 90% of a number and 83% of
the same number is 175. What is 99% of that number?
2420
(2) 2475
(3) 2500
(4) 1750
Answer: B
152. Tax on commodity is diminished by 29% and
consumption increases by 29%. Find the
effect on revenue.
(1) 8.41 percent
decrease in revenue
(2) 8.41 percent
increase in revenue
(3) 7.41 percent
increase in revenue
(4) 7.41 percent
decrease in revenue
Answer: A
153. Find the difference between the compound interest
and the simple interest for the sum Rs.1500 at 5% per annum for 2 years.
(1) Rs.3.25
(2) Rs.7.5
(3) Rs.3.75
(4) None of these
Answer: C
154. Rs.25000 is borrowed at CI at the rate of 3% for
the first year, 4% for the second year and 5% for the third year. Find the amount to be paid after 3 years.
(1) Rs.28119
(2) Rs.29118
(3) Rs.28129
(4) None of these
Answer: A
155. The compound interest on a certain sum of money
for 2 years at 10% per annum is Rs.420.
The simple interest on the same sum at the same rate and same time will
be
(1) Rs.350
(2) Rs.375
(3) Rs.380
(4) Rs.400
Answer: D
156. A train running at 36 km/hr takes 24 seconds to
pass a platform. Next, it takes 6
seconds to pass a man walking at 18 km/hr in the same direction. Find the length of the platform.
(1) 200 m
(2) 190 m
(3) 210 m
(4) 100 m
Answer: C
157. Two places P and Q are 92 km apart. A train leaves P for the trains meet 4 hrs
after they start moving. If the train
travelling from P to Q travels 7 km/hr faster than the other train, find the
speed f the two trains.
(1) 15 km/hr, 8
km/hr
(2) 12 km/hr, 8
km/hr
(3) 12 km/hr, 9
km/hr
(4) 15 km/hr, 9
km/hr
Answer: A
158. A pipe can fill a tank in 12 minutes and another
pipe in 18 minutes, but a third pipe can empty it in 7 minutes. The first two pipes are kept open for minute in the beginning and then the third
pipe is also opened. In what time is the
cistern emptied?
(1) 35 minutes
(2) 28 minutes
(3) 45 minutes
(4) 38 minutes
Answer: A
159. If two pipes function simultaneously, the
reservoir is filled in 9 hours. One pipe
fills the reservoir 7 ½ hours faster than the other. How many hours does the faster pipe take to
fill the reservoir?
(1) 15 hours
(2) 20 hours
(3) 25 hours
(4) 30 hours
Answer: A
160. Top A can fill a water tank in 25 minutes, tap B
can fill the same tank in 40 minutes and tap C can empty the tank in 30
minutes. If all the three taps are
opened together, in how many minutes will the tank be completely filled up or
emptied?
a) 3 2/13
b) 15 5/13
c) 8 2/13
d) 31 11/19
Answer: D
161. A number consists of two digits. If the digits
interchange places and the new number is added to the original number, then the
resulting number will be divisible by:
(a) 3
(b) 5
(c) 9
(d) 11
Answer: D
162. The product of two numbers is 120 and the sum of
their squares is 289. The sum of the number is:
(a) 20
(b) 23
(c) 169
(d) 20
Answer: B
163. Twice of the inverse of a number is 48. Find out
that number?
(1)24
(2) 1/24
(3)1/12
(4)12
Answer: 2
164. From the following different committees are to be
made as per the requirement given in the question. In how many different ways
can it be done?
10 men and 8 women out of which 5 men are teacher 3 men
doctors and businessmen. Among the women 3 are teacher, 2 doctor, 2 researchers
and 1social workers?
A committee of 5 in which 3 men and 2 women
are there?
(a) 3360
(2) 8568
(3) 4284
(4) 1680
Answer: 1
165. The sum of two numbers is 55 and their difference
is 9. What is the ratio of the two
numbers?
1) 32 : 23
2) 23 : 32
3) 31 : 13
4) 32 : 13
Answer: 1
166. The sum of three numbers is 124. If the ratio between the first and second be 4:
9 and that between the second and third be 1 : 2. Find the difference between the third number
and the sum of first and second number.
1) 20
2) 72
3) 52
4) 36
Answer: A
167. The incomes of A and B are in the ratio 9: 4 and
their expenditures are in the ratio 7: 3.
If each saves Rs.2000, what are their expenditures?
1) Rs.56000,
Rs.24000
2) Rs.63000,
Rs.27000
3) Rs.49000,
Rs.21000
4) Rs.70000,
Rs.30000
Answer: 4
168. The sum of money is divided among A, B, C and D in
the ratio of 4:6:11:13 respectively. If the share of C is Rs. 7854, then what
is the total amount of money of B and D together?
(1)13,566
(2)1692
(3)12784
4)15675
Answer: 1
169. A bag contains rupee, 50 paise and 25 paise coins
in the ratio 5:7:9. If the total amount
in the bag is Rs.430, find the number of coins of each kind.
(1) 200, 280, 360
(2) 280, 200, 360
(3) 360, 280,200
(4) 360, 200, 280
Answer: 1
170. A, B and C together earn Rs.2700 in 18 days. A and C together earn Rs.940 in 10 days. B and C together earn Rs. 1520 in 20
days. Find the daily earning of C.
(1) Rs.20
(2) Rs.40
(3) Rs.10
(4) None of these
Answer: 1
171. A and B can mow a field in 3 ½ days, A and C in 4
days, B and C in 5 days. In what time could they mow it, all working
together?
(1) 3 75/104 days
(2) 2 74/103 days
(3) 3 74/103 days
(4) 2 47/103 days
Answer: 2
172. A is thrice as fast as B, and is therefore able to
finish a work in 40 days less than B.
Find the time in which they can do it working together.
(1) 16 days
(2) 10 days
(3) 15 days
(4) None of these
Answer: 3
173. The average age of man and his two twin sons born
on the same day in 30 years. The ratio of the ages of father and one of his son
is 5:2 respectively. What is the father’s age?
(1)50 years
(2) 30 years
(3) 45 years
(4) 20 years
Answer: 1
Tamil Nadu Civil Services (TNPSC)-Group I Exam- Free Model Test 3- Part 7
174.The ratio of the ages of Ram and Shyam is 7
:4. If the difference between the
present age of Ram and the age Shyam 2 years hence is 4 then what is the sum of
the present ages of Ram and Shyam?
(1) 22 years
(2) 18 years
(3) 24 years
(4) 32 years
Answer: 1
175. A man’s age is 135% of what it was 5 years ago,
but 80% of what it will be after 2 ½ years.
What is his present age?
(1) 15 years
(2) 25 years
(3) 20 years
(4) 30 years
Answer: 4
No comments:
Post a Comment