Explore topic-wise MCQs in Arithmetic Ability.

This section includes 285 Mcqs, each offering curated multiple-choice questions to sharpen your Arithmetic Ability knowledge and support exam preparation. Choose a topic below to get started.

51.

 A circular disc of 6 cm radius is divided into three sectors with central angles 1200, 1500,900. What part of the circle is the sector with central angles 1200. Also give the ratio of the areas of t

A. 2 : 5 : 3
B. 3 : 5 : 3
C. 4 : 5 : 3
D. 5 : 5 : 3
Answer» D. 5 : 5 : 3
52.

 If the side of a square is 7 m, then find its area.

A. 47 sqaure feet
B. 48 sqaure feet
C. 49 sqaure feet
D. 50 sqaure feet
Answer» D. 50 sqaure feet
53.

 If the length and width of a rectangle are 12 feet and 11 feet, then find its area.

A. 124 square feet
B. 126 square feet
C. 128 square feet
D. 132 square feet
Answer» E.
54.

 If the area of a rectangular plot increase by 30% while its breadth remains same what will be the ratio of the areas of new and old figures ?

A. 10 : 13
B. 7 : 8
C. 4 : 5
D. 1 : 7
Answer» B. 7 : 8
55.

 A room is 15 feet long and 12 feet board . A mat has to be placed on he floor of this room leaving 1.5 feet space from the walls. what will be the cost of the mat at the rate of Rs. 3.50 per square

A. Rs. 126
B. Rs. 378
C. Rs. 458
D. Data inadequate
Answer» C. Rs. 458
56.

 What will be he cost of gardening 1 metre broad boundary around a rectangular plot having perimeter of 340 metres at the rate of Rs. 10 per metre ?

A. Rs. 1276
B. Rs. 2789
C. Rs. 3440
D. None of these
Answer» D. None of these
57.

 The area enclosed between two concentric circles is 770 cm². If the radius of the outer circle is 21 cm, find the radius of the inner circle.

A. 10 cm
B. 14cm
C. 19 cm
D. 27 cm
Answer» C. 19 cm
58.

 A piece of cardboard in the shape of a trapezium ABCD & AB || DE,∠BCD = 900, quarter circle BFEC is removed. Given AB = BC = 3.5 cm, DE = 2 cm. Calculate the area of remaining piece of cardboard.

A. 3.125 cm²
B. 4.125 cm²
C. 5.125 cm²
D. 6.125 cm²
Answer» E.
59.

 From a sheet of cardboard in the shape of a square of side 14 cm, a piece in the shape of letter B is cut off. The curved side of the letter consists of two equal semicircles & the breadth of the rect

A. 123.5 cm²
B. 133.5 cm²
C. 143.5 cm²
D. 153.5 cm²
Answer» D. 153.5 cm²
60.

 Two circles touch externally. The sum of their areas is 58π cm² and the distance between their centres is 10 cm. Find the radii of the two circles.

A. 5 cm, 3 cm
B. 7 cm, 3 cm
C. 9 cm, 3 cm
D. 11 cm, 3 cm
Answer» C. 9 cm, 3 cm
61.

 Find the circumference of a circle whose area is 16 times the area of the circle with diameter 7cm

A. 88 cm
B. 89 cm
C. 90 cm
D. 91 cm
Answer» B. 89 cm
62.

 External dimensions of a wooden cuboid are 30 cm × 25 cm × 20 cm. If the thickness of the wood is 2 cm all around, find the volume of the wood contained in the cuboid formed.

A. 3264 cm³
B. 4264 cm³
C. 5264 cm³
D. 6264 cm³
Answer» E.
63.

 Length, breadth and height of a room are 6 m 5 m and 3 m respectively. Find the volume of the room.

A. 60 m³
B. 70 m³
C. 80 m³
D. 90 m³
Answer» E.
64.

 If the volume of a room is 792 m³ and the area of the floor is 132 m², find the height of the room.

A. 8 m
B. 7 m
C. 6 m
D. 5 m
Answer» D. 5 m
65.

 A wall has to be built with length 8 m, thickness 3 m and height 5 m. Find the volume of the wall in cubic cm.

A. 110000000 cm³
B. 120000000 cm³
C. 130000000 cm³
D. 140000000 cm³
Answer» C. 130000000 cm³
66.

 Find the volume of a cuboid of length 20 cm, breadth 15 cm and height 10 cm.

A. 3000 cm³
B. 4000 cm³
C. 5000 cm³
D. 6000 cm³
Answer» B. 4000 cm³
67.

 If a solid cylinder has a total surface area 462 sq. cm. & CSA is 1/3rd of it so what is the volume of the cylinder?

A. 527 cm²
B. 531 cm²
C. 535 cm²
D. 539 cm²
Answer» E.
68.

 The areas of three adjacent faces of a cuboid are 180 cm sq., 96 cm sq. and 120 cm sq. what the volume of cuboid is.

A. 1240 cm³
B. 1340 cm³
C. 1440 cm³
D. 1540 cm³
Answer» D. 1540 cm³
69.

 Rain water falls flat rectangular surface length 6 m & breadth 4 m is transferred into a cylindrical vessel of internal radius 20 cm. What will height of water in cylindrical in fall 1cm(π = 3.14)

A. 191 cm
B. 192 cm
C. 193 cm
D. 194 cm
Answer» B. 192 cm
70.

 The rainfall recorded on a certain day was 5 cm. Find the volume of water that fell on 2 hectare field.

A. 100000 Lit
B. 1000000 Lit
C. 2000000 Lit
D. 3000000 Lit
Answer» C. 2000000 Lit
71.

 A flooring tile has a shape of a parallelogram whose base is 28 cm and the corresponding height is 20 cm . how many such tiles are required to cover a floor of a area 2800 cm²

A. 20000 tiles
B. 30000 tiles
C. 40000 tiles
D. 50000 tiles
Answer» E.
72.

 What will be the percentage increase in the area of a rectangle if each of its sides are increased by twenty percent?

A. 34%
B. 44%
C. 54%
D. 64%
Answer» C. 54%
73.

 The ratio between the length and the breadth of a rectangular playground is 3 : 2. If a jogger is running along the boundary of the ground at a speed of 12 km/hr is able to complete one round in 8 min

A. 133600 m²
B. 143600 m²
C. 153600 m²
D. 163600 m²
Answer» D. 163600 m²
74.

 Find the volume of the box,If the areas of the three adjacent faces of a cuboid box are 120 cm², 72 cm² and 60 cm² respectively.

A. 720 cm³
B. 620 cm³
C. 520 cm³
D. 420 cm³
Answer» B. 620 cm³
75.

 The total surface areaof a solid hemisphere of diameter 14 cm

A. 432 cm²
B. 442 cm²
C. 452 cm²
D. 462 cm²
Answer» E.
76.

 A cube of edge 5 cm is cut into cubes each of edge 1 cm. The ratio of the total surface area of one of the small cubes to that of the large cube is equal to:

A. 1:21
B. 1:25
C. 1:27
D. 1:29
Answer» C. 1:27
77.

 Find the height of the mountain, If the slant height of a conical mountain is 2.5 km and the area of its base is 1.54 km² .

A. 1.4 km
B. 2.4 km
C. 3.4 km
D. 4.4 km
Answer» C. 3.4 km
78.

 If the radius of a sphere is increased by 2 cm, then its surface area increases by 352 cm² . The radius of the sphere before the increase was :

A. 12 cm
B. 10 cm
C. 8 cm
D. 6 cm
Answer» E.
79.

 What is the total surface area of a solid hemisphere of diameter 14 cm ?

A. 262 cm²
B. 362 cm²
C. 462 cm²
D. 562 cm²
Answer» D. 562 cm²
80.

 A cistern 6 m long and 4 m wide contains water up to a depth of 1 m 25 cm. The total area of the wet surface is:

A. 47 m²
B. 48 m²
C. 49 m²
D. 50 m²
Answer» D. 50 m²
81.

 A rectangular paper, when folded into two congruent parts had a perimeter of 34 cm for each part folded along one set of sides and the same is 38 cm when folded along the other set of sides.

A. 340 cm²
B. 240 cm²
C. 140 cm²
D. 40 cm²
Answer» D. 40 cm²
82.

 The cost of carpeting a room 18 m long with a carpet 75 cm wide at Rs. 4.50 per metre is Rs. 810. The breadth of the room is :

A. 7.3 m
B. 7.5 m
C. 7.7 m
D. 7.9 m
Answer» C. 7.7 m
83.

 The length of a rectangle is three times of its width. If the length of the diagonal is 8√10 cm, then the perimeter of the rectangle is :

A. 64 cm
B. 58 cm
C. 46 cm
D. 38 cm
Answer» B. 58 cm
84.

 The diagonal of the floor of a rectangular closet is 7 1/2 feet. The shorter side of the closet is 4 1/2 feet. What is the area of the closet in square feet ?

A. 26 sq. ft
B. 27 sq. ft
C. 28 sq. ft
D. 29 sq. ft
Answer» C. 28 sq. ft
85.

 A rectangular plot is half as long again as it is broad and its area is 2/3 hectares. Then, its length is :

A. 40 m
B. 70 m
C. 100 m
D. 130 m
Answer» D. 130 m
86.

 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. 14 cm
B. 16 cm
C. 18 cm
D. 20 cm
Answer» D. 20 cm
87.

 A large field of 700 hectares is divided into two parts. The difference of the areas of the two parts is one-fifth of the average of the two areas. What is the area of the smaller part in hectares ?

A. 15 hectares
B. 115 hectares
C. 215 hectares
D. 315 hectares
Answer» E.
88.

 A farmer wishes to start a 100 sq. m rectangular vegetable garden. Since he has only 30 m barbed wire, he fences three sides of the garden letting his house compound wall act as the fourth side fencin

A. 20 m * 5 m
B. 15 m * 5 m
C. 10 m * 5 m
D. 4 m * 5 m
Answer» B. 15 m * 5 m
89.

 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. 86 ft
B. 87 ft
C. 88 ft
D. 89 ft
Answer» D. 89 ft
90.

 The sides of a rectangular field are in the ratio 3 : 4. If the area of the field is 7500 sq. m, the cost of fencing the field @ 25 paise per metre is :

A. Rs. 87.50
B. Rs. 85.50
C. Rs. 82.50
D. Rs. 80.50
Answer» B. Rs. 85.50
91.

 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

A. 173606 m²
B. 163606 m²
C. 153606 m²
D. 143606 m²
Answer» D. 143606 m²
92.

 The length of a rectangular hall is 5 m more than its breadth. The area of the hall is 750 m². The length of the hall is :

A. 10 m
B. 20 m
C. 30 m
D. 40 m
Answer» D. 40 m
93.

 The ratio between the length and the perimeter of a rectangular plot is 1 : 3. What is the ratio between the length and breadth of the plot ?

A. 2 : 1
B. 2 : 3
C. 2 : 5
D. 2 : 7
Answer» B. 2 : 3
94.

 The breadth of a rectangular field is 60% of its length. If the perimeter of the field is 800 m, what is the area of the field ?

A. 17500 sq. m
B. 27500 sq. m
C. 37500 sq. m
D. 47500 sq. m
Answer» D. 47500 sq. m
95.

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

A. 60 m
B. 70 m
C. 80 m
D. 90 m
Answer» B. 70 m
96.

 The length of a rectangular plot is 60% more than its breadth. If the difference between the length and the breadth of that rectangle is 24 cm, what is the area of that rectangle ?

A. 2360 sq. cm
B. 2460 sq. cm
C. 2560 sq. cm
D. 2660 sq. cm
Answer» D. 2660 sq. cm
97.

 The length of a rectangle is 18 cm and its breadth is 10 cm. When the length is increased to 25 cm, what will be the breadth of the rectangle if the area remains the same ?

A. 7.0 cm
B. 7.1 cm
C. 7.3 cm
D. 7.2 cm
Answer» E.
98.

 A rectangular parking space is marked out by painting three of its sides. If the length of the unpainted side is 9 feet, and the sum of the lengths of the painted sides is 37 feet, then what is the ar

A. 126 sq. ft.
B. 127 sq. ft.
C. 128 sq. ft.
D. 129 sq. ft.
Answer» B. 127 sq. ft.
99.

 The length of a room is 5.5 m and width is 3.75 m. Find the cost of paving the floor by slabs at the rate of Rs. 800 per sq. metre.

A. Rs. 15,500
B. Rs. 16,500
C. Rs. 17,500
D. Rs. 18,500
Answer» C. Rs. 17,500
100.

 The difference between the length and breadth of a rectangle is 23 m. If its perimeter is 206 m, then its area is :

A. 2220 m²
B. 2320 m²
C. 2420 m²
D. 2520 m²
Answer» E.