Mathematical Content-Number System and Arithmetic (CTET Paper-II Mathematics): Questions 122 - 128 of 177

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Question number: 122

» Mathematical Content » Number System and Arithmetic

MCQ▾

Question

The expression b2+2a+a2+1 is factorized as

Choices

Choice (4) Response
a.

(ab+1)(a+b+1)

b.

(a+b1)(ab1)

c.

(b+a+1)(ba+1)

d.

(a+b+1)(b+a1)

Question number: 123

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2012

MCQ▾

Question

Which one of the following is true? (Nov)

Choices

Choice (4) Response
a.

Sum of two square numbers is a square

b.

0.4=0.2

c.

Every rational number has its reciprocal.

d. None of the above

Question number: 124

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2012

MCQ▾

Question

The expression 1+x22xy+y2 is factorized as (Nov)

Choices

Choice (4) Response
a.

(x+y1)(xy1)

b.

(x+y+1)(xy+1)

c.

(x+y+1)(x+y1)

d.

(xy1)(xy+1)

Question number: 125

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2012

MCQ▾

Question

710+3100+91000 equals (Nov)

Choices

Choice (4) Response
a.

0.739

b.

0.9037

c.

0.937

d.

0.0739

Question number: 126

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2012

MCQ▾

Question

Twelve million added to twelve thousand is (Nov)

Choices

Choice (4) Response
a.

12012000

b.

120012000

c.

120120000

d.

12120000

Question number: 127

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2012

MCQ▾

Question

The sum of two integers is 4 and their product is 21 . The greater integer is (Nov)

Choices

Choice (4) Response
a.

3

b.

-7

c.

7

d.

-1

Question number: 128

» Mathematical Content » Number System and Arithmetic

MCQ▾

Question

If a=872×943×1367,

b=873×945×1368,

c=874×942×1366 and

d=872×943×1368 , then

H. C. F. of a, b, c and d is:

Choices

Choice (4) Response
a.

873×943×1368

b.

873×943×1367

c.

872×942×1366

d.

874×942×1366

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