Explore topic-wise MCQs in Aptitude.

This section includes 24 Mcqs, each offering curated multiple-choice questions to sharpen your Aptitude knowledge and support exam preparation. Choose a topic below to get started.

1.

The diagonal of a rectangle is cm and its area is 20 sq. cm. The perimeter of the rectangle must be:

A. 9 cm
B. 18 cm
C. 20 cm
D. 41 cm
Answer» C. 20 cm
Discussion
2.

The diagonal of a rectangle is cm and its area is 20 sq. cm. The perimeter of the rectangle must be:

A. 9 cm
B. 18 cm
C. 20 cm
D. 41 cm
Answer» C. 20 cm
Discussion
3.

The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area?

A. 25% increase
B. 50% increase
C. 50% decrease
D. 75% decrease
Answer» C. 50% decrease
Discussion
4.

The length of a rectangular plot is 20 metres more than its breadth. If the cost of fencing the plot @ 26.50 per metre is Rs. 5300, what is the length of the plot in metres?

A. 40
B. 50
C. 120
D. Data inadequate
E. None of these
Answer» F.
Discussion
5.

A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 680 sq. feet, how many feet of fencing will be required?

A. 34
B. 40
C. 68
D. 88
Answer» E.
Discussion
6.

A tank is 25 m long, 12 m wide and 6 m deep. The cost of plastering its walls and bottom at 75 paise per sq. m, is:

A. Rs. 456
B. Rs. 458
C. Rs. 558
D. Rs. 568
Answer» D. Rs. 568
Discussion
7.

The diagonal of a rectangle is 41 cm and its area is 20 sq. cm. The perimeter of the rectangle must be:

A. 9 cm
B. 18 cm
C. 20 cm
D. 41 cm
Answer» C. 20 cm
Discussion
8.

What is the least number of squares tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad?

A. 814
B. 820
C. 840
D. 844
Answer» B. 820
Discussion
9.

The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:
A. 40%
B. 42%
C. 44%
D. 46%
Answer» D. 46%
Discussion
10.

A man walked diagonally across a square lot. Approximately, what was the percent saved by not walking along the edges?

A. 20
B. 24
C. 30
D. 33
Answer» D. 33
Discussion
11.

The ratio between the length and the breadth of a rectangular park is 3 : 2. If a man cycling along the boundary of the park at the speed of 12 km/hr completes one round in 8 minutes, then the area of the park (in sq. m) is:

A. 15360
B. 153600
C. 30720
D. 307200
Answer» C. 30720
Discussion
12.

A rectangular park 60 m long and 40 m wide has two concrete crossroads running in the middle of the park and rest of the park has been used as a lawn. If the area of the lawn is 2109 sq. m, then what is the width of the road?
A. 2.91 m
B. 3 m
C. 5.82 m
D. None of these
Answer» C. 5.82 m
Discussion
13.

The ratio between the perimeter and the breadth of a rectangle is 5 : 1. If the area of the rectangle is 216 sq. cm, what is the length of the rectangle?

A. 16 cm
B. 18 cm
C. 24 cm
D. Data inadequate
E. None of these
Answer» C. 24 cm
Discussion
14.

What is the area of the given rectangle?

I.

Perimeter of the rectangle is 60 cm.

II.

Breadth of the rectangle is 12 cm.

III.

Sum of two adjacent sides is 30 cm.

A. I only
B. II only
C. I and II only
D. II and III only
E. II and either I or III
Answer» F.
Discussion
15.

What is the cost painting the two adjacent walls of a hall at Rs. 5 per m2 which has no windows or doors?

I.

The area of the hall is 24 sq. m.

II.

The breadth, length and height of the hall are in the ratio of 4 : 6 : 5 respectively.

III.

Area of one wall is 30 sq. m.

A. I only
B. II only
C. III only
D. Either I or III
E. All I, II and III are required.
Answer» D. Either I or III
Discussion
16.

What is the area of the hall?

I.

Material cost of flooring per square metre is Rs. 2.50

II.

Labour cost of flooring the hall is Rs. 3500

III.

Total cost of flooring the hall is Rs. 14,500.

A. I and II only
B. II and III only
C. All I, II and III
D. Any two of the three
E. None of these
Answer» D. Any two of the three
Discussion
17.

What is the area of a right-angled triangle?

I.

The perimeter of the triangle is 30 cm.

II.

The ratio between the base and the height of the triangle is 5 : 12.

III.

The area of the triangle is equal to the area of a rectangle of length 10 cm.

A. I and II only
B. II and III only
C. I and III only
D. III, and either I or II only
E. None of these
Answer» B. II and III only
Discussion
18.

What will be the cost of painting the inner walls of a room if the rate of painting is Rs. 20 per square foot?

I.

Circumference of the floor is 44 feet.

II.

The height of the wall of the room is 12 feet.

A. I alone sufficient while II alone not sufficient to answer
B. II alone sufficient while I alone not sufficient to answer
C. Either I or II alone sufficient to answer
D. Both I and II are not sufficient to answer
E. Both I and II are necessary to answer
Answer» F.
Discussion
19.

What is the area of rectangular field?

I.

The perimeter of the field is 110 metres.

II.

The length is 5 metres more than the width.

III.

The ratio between length and width is 6 : 5 respectively.

A. I and II only
B. Any two of the three
C. All I, II and III
D. I, and either II or III only
E. None of these
Answer» C. All I, II and III
Discussion
20.

The area of playground is 1600 m2. What is the perimeter?

I.

It is a perfect square playground.

II.

It costs Rs. 3200 to put a fence around the playground at the rate of Rs. 20 per metre.

A. I alone sufficient while II alone not sufficient to answer
B. II alone sufficient while I alone not sufficient to answer
C. Either I or II alone sufficient to answer
D. Both I and II are not sufficient to answer
E. Both I and II are necessary to answer
Answer» D. Both I and II are not sufficient to answer
Discussion
21.

The area of a rectangle is equal to the area of right-angles triangle. What is the length of the rectangle?

I.

The base of the triangle is 40 cm.

II.

The height of the triangle is 50 cm.

A. I alone sufficient while II alone not sufficient to answer
B. II alone sufficient while I alone not sufficient to answer
C. Either I or II alone sufficient to answer
D. Both I and II are not sufficient to answer
E. Both I and II are necessary to answer
Answer» E. Both I and II are necessary to answer
Discussion
22.

What is the height of the triangle?

I.

The area of the triangle is 20 times its base.

II.

The perimeter of the triangle is equal to the perimeter of a square of side 10 cm.

A. I alone sufficient while II alone not sufficient to answer
B. II alone sufficient while I alone not sufficient to answer
C. Either I or II alone sufficient to answer
D. Both I and II are not sufficient to answer
E. Both I and II are necessary to answer
Answer» B. II alone sufficient while I alone not sufficient to answer
Discussion
23.

A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is:

A. 10%
B. 10.08%
C. 20%
D. 28%
Answer» E.
Discussion
24.

An error 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is:

A. 2%
B. 2.02%
C. 4%
D. 4.04%
Answer» E.
Discussion