Basic Mathematics-Arithmetic (KVPY Stream SB-SX (Class 12 & 1st Year BSC) Math): Questions 20 - 24 of 24

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Question number: 20

» Basic Mathematics » Arithmetic » Simplifying Expressions

Appeared in Year: 2015

MCQ▾

Question

If log(3x1)(x2)=log(9x26x+1)(2x210x2) , then x equals –

Choices

Choice (4) Response

a.

2+5

b.

3+15

c.

65

d.

915

Question number: 21

» Basic Mathematics » Arithmetic » Number Games

Appeared in Year: 2015

MCQ▾

Question

Suppose a,b,c are positive integers such that 2a+4b+8c=328 . Then a+2b+3cabc is equal to –

Choices

Choice (4) Response

a.

58

b.

1724

c.

56

d.

12

Question number: 22

» Basic Mathematics » Arithmetic » Simplifying Expressions

Appeared in Year: 2015

MCQ▾

Question

Let P(x) be a polynomial such that p(x)p(x)=xn , where n is a positive integer. Then p(0) equals –

Choices

Choice (4) Response

a.

1(n1)!

b.

1n!

c.

n!

d.

(n1)!

Question number: 23

» Basic Mathematics » Arithmetic » Number Games

Appeared in Year: 2015

MCQ▾

Question

The largest perfect square that divides 2014320133+2012320113++2313 is –

Choices

Choice (4) Response

a.

10072

b.

20142

c.

22

d.

12

Question number: 24

» Basic Mathematics » Arithmetic » Simplifying Expressions

Appeared in Year: 2015

MCQ▾

Question

Let x=(50+7)13(507)13 . Then –

Choices

Choice (4) Response

a.

x=3

b.

x=2

c.

x is a rational number, but not an integer

d.

x is an irrational number

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