Basic Mathematics-Arithmetic (KVPY Stream-SA (Class 11) Math): Questions 26 - 31 of 77

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Question number: 26

» Basic Mathematics » Arithmetic » Absolute Value

MCQ▾

Question

The square of (0.25)310.25+(0.25+(0.25)2+1) is,

Choices

Choice (4) Response
a.

19

b.

169

c.

425

d.

14

Question number: 27

» Basic Mathematics » Arithmetic » Number Games

MCQ▾

Question

Let n > 1 be an integer. Which of the following sets of numbers necessarily contains a multiple of 3?

Choices

Choice (4) Response
a.

n191,n19+1

b.

n19,n381

c.

n38,n38+1

d.

n38,n191

Question number: 28

» Basic Mathematics » Arithmetic » Absolute Value

MCQ▾

Question

The least positive integer n from which n+13n3<112 is.

Choices

Choice (4) Response
a.

9

b.

7

c.

6

d.

8

Question number: 29

» Basic Mathematics » Arithmetic » Solving Expressions

MCQ▾

Question

Let p, q, r, s be real numbers such that|p – q|= 4, | q – r|= 6, | r – s|= 8. Then the sum of all possible values of|s – p|is –

Choices

Choice (4) Response
a.

36

b.

24

c.

9

d.

18

Question number: 30

» Basic Mathematics » Arithmetic » Solving Expressions

MCQ▾

Question

If α, β, γ and θ are positive real numbers such that,

α12=α+θ14=α+θ+β16=α+β+γ+θ18 , then find the value of, 2θα+5β+6γ

Choices

Choice (4) Response
a.

1613

b.

173

c.

217

d.

115

Question number: 31

» Basic Mathematics » Arithmetic » Ratio and Proportion

MCQ▾

Question

A man standing on a railway platform noticed that a train took 21 seconds to cross the platform (this means the time elapsed from the moment the engine enters the platform till the last compartment leaves the platform) which is 88 meters long, and that it took 9 seconds to pass him. Assuming that the train was moving with uniform speed, what is the length of the train in meters?

Choices

Choice (4) Response
a.

60

b.

66

c.

55

d.

72

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