Geometry [NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics]: Questions 23 - 28 of 29

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Question number: 23

Geometry
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Question

MCQ▾

There is a rectangular tank of length 130 m and width110 m in a circular field. If the area of the land portion of the field 66088 , what is the radius of the field?

Choices

Choice (4)Response

a.

137.42 m

b.

98.69 m

c.

175.56 m

d.

159.93 m

Question number: 24

Geometry
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Question

MCQ▾

A cistern 5 m long and 6 m wide, contains water up to a depth of 2 m. the total area of the wet surface is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 25

Geometry
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Question

MCQ▾

The area of the biggest circle, which can be drawn inside a square of side 42 cm, is (Paper- I)

Choices

Choice (4)Response

a.

sq. cm.

b.

1445 sq. cm.

c.

1465 sq. cm.

d.

1645 sq. cm.

Question number: 26

Geometry
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Question

MCQ▾

If the length of rectangle is increased in the ratio 6: 7 and its breadth is diminished in the ratio 5: 4 then its area will be diminished in the ratio

Choices

Choice (4)Response

a.

8: 7

b.

9: 8

c.

15: 14

d.

17: 16

Question number: 27

Geometry
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Question

MCQ▾

The area of the biggest circle, which can be drawn inside a square of side 20 cm, is (Paper- I)

Choices

Choice (4)Response

a.

445.34 sq. cm.

b.

325.56 sq. cm.

c.

645.64 sq. cm.

d.

314.29 sq. cm.

Question number: 28

Geometry
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Question

MCQ▾

There is a rectangular tank of length 90 m and width 60 m in a circular field. If the area of the land portion of the field 14000 , what is the radius of the field?

Choices

Choice (4)Response

a.

87.75 m

b.

59.93 m

c.

78.57 m

d.

95.39 m