CTET Paper-II Mathematics: Questions 265 - 270 of 441

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Question number: 265

» Mathematical Content » Number System and Arithmetic

MCQ▾

Question

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

x=32×53×7

y=22×33×5

z=2×54×7

Then their LCM is equal to

Choices

Choice (4) Response

a.

23×35×57×72

b.

22×33×54×7

c.

23×32×55

d.

2×35×54×7

Question number: 266

» Mathematical Content » Geometry

Appeared in Year: 2012

MCQ▾

Question

The minimum number of tiles each measuring 6cm×4cm needed to form a square (without overlapping) is (Nov)

Choices

Choice (4) Response

a.

4

b.

12

c.

8

d.

6

Question number: 267

» Mathematical Content » Statistics

MCQ▾

Question

The addition of the mean and median of the numbers 5, 12, 8, 21, 14 is

Choices

Choice (4) Response

a.

24

b.

20

c.

4

d.

30

Question number: 268

» Mathematical Content » Geometry

MCQ▾

Question

The total volume of a cylinder is 1408 cm3 and height of the cylinder is 7 cm. Then surface area of the cylinder is

Choices

Choice (4) Response

a.

754.3 cm2

b.

812 cm2

c.

724.6 cm2

d.

627 cm2

Question number: 269

» Mathematical Content » Number System and Arithmetic

MCQ▾

Question

If 701300=7×10x+1×10y+3×10z , where x, y, z are whole numbers, then the value of x + y + z is

Choices

Choice (4) Response

a.

12

b.

6

c.

11

d.

10

Question number: 270

» 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)

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