Mathematics Mcqs for PPSC, FFPS, NTS

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The capacity of a cylindrical tank is 246.4 litres. If the height is 4 metres, what is the diameter of the base ?

A. 1.4 m
B. 2.8 m
C. 14 m
D. None of these

A boat having a length 3 m and breadth 2 m is floating on a lake The boat sinks by 1 cm when a man gets on it. The mass of man is :__________?

A. 12 kg
B. 60 kg
C. 72 kg
D. 96 kg

The areas of the three adjacent faces of a rectangular box which meet in a point are known. The product of these areas is equal to :___________?

A. the volume of the box
B. twice the volume of the box
C. the square of the volume of the box
D. the cube root of the volume of the box

The edges of a cuboid are in the ratio 1 : 2 : 3 and its sunface area is 88 cm2. The volume of the cuboid is :_________?

A. 24 cm3
B. 48 cm3
C. 64 cm3
D. 120 cm3

What is the volume of a cube (in cubic cm) whose diagonal measures 4√3 cm ?

A. 8
B. 16
C. 27
D. 64

A cuboidal, block of 6 cm X 9 cm X 12 cm is cut up into an exact number of equal cubes. The least possible number of cubes will be_________?

A. 6
B. 9
C. 24
D. 30

A alone can finish a work in X days. B alone can finish the same work in X+5 days. Together, they take 6 days to complete the work. Find X

A. 12
B. 8
C. 10
D. 9

Running at the same constant rate, 6 identical machines can produce a total of 270 bottles per minute. At this rate, how many bottles could 10 such machines produce in 4 minutes?

A. 2700
B. 1080
C. 450
D. 1800

P and Q need 8 days to complete a work. Q and R need 12 days to complete the same work. But P, Q and R together can finish it in 6 days. How many days will be needed if P and R together do it?

A. 7
B. 8
C. 9
D. 10

10 men can complete a work in 7 days. But 10 women need 14 days to complete the same work. How many days will 5 men and 10 women need to complete the work?

A. 7
B. 5
C. 6
D. 4

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