TNPSC Group 4 2022
Aptitude Questions 1 to 25
1.
If the difference between C.I. and S.I. on some principal at 15% p.a. for 3 years is ₹ 1,134. Then the principal is
Answer:
A.
₹ 16,000
2.
If H.C.F. of \(p\) and \(q\) is \(x\) and \(q = xy\), find the L.C.M of \(p\) and \(q\) from the following
Answer:
D.
\(py\)
3.
The length of a rectangle is \((3x+2)\) units and its breadth is \((3x-2)\) units. Find its area. (\(x = 20\) units)
Answer:
A.
3596 sq. units
4.
Two dice are rolled together find the probability of getting a doublet or sum of faces as 4
Answer:
D.
\(\dfrac{2}{9}\)
5.
Kala and Vani are friends. Kala says, "Today is my birthday" and she asks Vani, "When will you celebrate your birthday?" Vani replies, "Today is Monday and I celebrated my birthday 75 days ago". Find the day when Vani celebrated her birthday?
Answer:
B.
Wednesday
6.
The greatest 5 digits number, which, when divided by 3, 5, 8 and 12 have 2 as a remainder is
Answer:
D.
99962
7.
The ratio of \(4^{3.5} : 2^5\) is same as
Answer:
B.
4 : 1
8.
4 P + S r 9 B # A 3 ? 7 c > Z % 6 d * Q @ 1
If the first half of the series is written in reverse order, then which element will be fourteenth from the right end?
If the first half of the series is written in reverse order, then which element will be fourteenth from the right end?
Answer:
D.
+
9.
10 farmers will plough the land in 21 days. In how many days 14 farmers will plough the same land?
Answer:
B.
15 days
10.
If 18, a, b, -3 are in Arithmetic progress, then what is the value of (a+b)?
Answer:
C.
15
11.
A person saved money every year, half as much as he could in the previous year. If he had saved totally ₹7,875 in 6 years then how much did he save in the first year?
Answer:
B.
₹ 4,000
12.
There is 60% increase in an amount in 6 years at simple interest. Then the compound interest of ₹12,000 after 3 years at the same rate is
Answer:
C.
₹3,972
13.
The population of a village increases at the rate of 7% every year. If the present population is 90,000. The population after two years is
Answer:
D.
1,03,041
14.
How many triangles are there in the following figure:
Answer:
D.
15
15.
Which number is in opposite plane of 3?
Answer:
B.
4
16.
Find the missing number:
49, 121, 169, ?, 361
49, 121, 169, ?, 361
Answer:
C.
289
17.
Find the area of a rectangle one of whose sides is 5 cm and diagonal 13 cm.
Answer:
C.
60 cm\(^2\)
18.
A worker was engaged for a certain number of days. But he remained absent for some days and was paid Rs. 1,387. Had he worked all the days, he would have earned Rs. 1,752. How many days did he work for?
Answer:
A.
19
19.
If product of given three numbers is 1875 and their HCF is 5, then their LCM is
Answer:
A.
75
20.
94 is divided into two parts in such a way that the fifth part of the first and the eighth part of the second are in the ratio 3:4. Then the first part is
Answer:
B.
30
21.
A group of letters are given. A numerical code has been given to each letter. These letters have to be unscrambled into a meaning word. Find out the code for the word so formed from the following.
R M E N B U
↓ ↓ ↓ ↓ ↓ ↓
1 2 3 4 5 6
R M E N B U
↓ ↓ ↓ ↓ ↓ ↓
1 2 3 4 5 6
Answer:
B.
462531
22.
How many times can you subtract 10 from 100?
Answer:
A.
1
23.
Mukesh can do \(\dfrac{2}{7}\) th of an work in one day. In how many days can he complete the same work?
Answer:
B.
\(3\dfrac{1}{2}\) days
24.
A farmer borrowed Rs. 20,000 from a money lender at 4.5% per annum in simple interest. The amount paid by him to clear the loan after a period of 5 years is
Answer:
D.
₹ 24,500
25.
The difference between the simple interest received from two different sources on ₹1500 for 3 years is ₹13.50. The difference between their rate of interest is
Answer:
C.
0.3%