CTET Paper-II Mathematics: Questions 246 - 252 of 441

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Question number: 246

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2012

MCQ▾

Question

The product of two natural numbers is 24. The smallest possible sum of these numbers is (Nov)

Choices

Choice (4) Response

a.

14

b.

8

c.

9

d.

10

Question number: 247

» Mathematical Content » Algebra

MCQ▾

Question

3a2+(a1)2+(a2)2(a+3)2 is equal to

Choices

Choice (4) Response

a.

0

b.

3

c.

-1

d.

5

Question number: 248

» Mathematical Content » Number System and Arithmetic

Appeared in Year: 2012

MCQ▾

Question

Prime factorization of three numbers x, y and z are:

x=23×3×5

y=25×32

z=2×3×52

Then their LCM is equal to (Nov)

Choices

Choice (4) Response

a.

25×32×52

b.

25×3×5

c.

2×3×52

d.

25×32×5

Question number: 249

» Mathematical Content » Data Handling

Appeared in Year: 2012

MCQ▾

Question

In a basket, the ratio of the number of apples to the number of oranges is 1: 4, the ratio of number of oranges to the number of lemons is 5: 2. Ratio of the number of apples to the number of lemons is (Nov)

Choices

Choice (4) Response

a.

5: 8

b.

4: 5

c.

1: 2

d.

5: 7

Question number: 250

» Mathematical Content » Number System and Arithmetic

MCQ▾

Question

The product of two integer numbers is 18. The smallest possible sum of these numbers is

Choices

Choice (4) Response

a.

-19

b.

-9

c.

12

d.

9

Question number: 251

» Mathematical Content » Geometry

MCQ▾

Question

A polyhedron has 12 edges and 10 vertices. The number of its faces is

Choices

Choice (4) Response

a.

4

b.

6

c.

2

d.

8

Question number: 252

» Mathematical Content » Number System and Arithmetic

MCQ▾

Question

Prime factorization of three numbers a, b and c are:

a=22×32×53

b=34×55

c=23×32×54

Then their HCF is equal to

Choices

Choice (4) Response

a.

32×53

b.

24×3×52

c.

22×32×53

d.

22×33×54

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