SSC CGL (SSC Combined Graduate Level) Mathematics: Questions 378 - 383 of 425

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Question number: 378

» Geometry

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MCQ▾

Question

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: 379

» Percentage

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MCQ▾

Question

The length of a rectangle is decreased by 10 % and its breadth is increased by 5%. By what percent its area changed?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 380

» Fundamental Arithmetical Operations

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MCQ▾

Question

If ( ) is 10 more than ( ) and ( ) is 4 less than ( ), then ( ) is

Choices

Choice (4) Response

a.

b.

1.5

c.

d.

Question number: 381

» Time and Distance

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MCQ▾

Question

A man travels a distance of 30 km at 6 km/hr another distance of 30 km at 5 km/hr and a third distance of 30 km at 10 km/hr. his average speed for the whole journey (in km/hr) is

Choices

Choice (4) Response

a.

8

b.

c.

d.

9

Question number: 382

» Decimals & Fractions

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MCQ▾

Question

When simplified, the product

gives

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 383

» Average

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MCQ▾

Question

The average marks of 60 students in a test is 80. Later it is found that three marks 76,74& 80 were wrongly entered as 75,76 & 86. The average marks after mistakes were rectified is

Choices

Choice (4) Response

a.

b.

79.67

c.

72.44

d.

79.88

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