Mathematics (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 13 - 19 of 218

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Question number: 13

» Mathematics » Mensuration

MCQ▾

Question

A hollow sphere of internal and external diameters 4 cm and 8 cm, respectively is melted into a cone of base diameter 8 cm. The height of the cone is

Choices

Choice (4) Response

a.

12 cm

b.

11 cm

c.

16 cm

d.

14 cm

Question number: 14

» Mathematics » Quadratic Equations

MCQ▾

Question

If

(x1x)=12

, then the value of

(6x2+6x2)

is

Choices

Choice (4) Response

a.

27/2

b.

9/2

c.

9/4

d.

25/4

Question number: 15

» Mathematics » Quadratic Equations

MCQ▾

Question

Sum of the roots of the equation x 2 + 5x + 6 = 0 is

Choices

Choice (4) Response

a.

4

b.

-4

c.

-5

d.

5

Question number: 16

» Mathematics » Basic Geometry

MCQ▾

Question

The mean proportional between (2 + 3 ) and (8 - 48 ) is

Choices

Choice (4) Response

a.

3

b.

2

c.

3: 1

d.

2: 3

Question number: 17

» Mathematics » Trigonometry

MCQ▾

Question

AB and CD are two parallel lines. PQ cuts AB and CD at E and F irrespectively. EL is the bisector of ⦟FEB. If ⦟LEB = 35°, then ⦟CFQ will be

Choices

Choice (4) Response

a.

85°

b.

95°

c.

70°

d.

110°

Question number: 18

» Mathematics » Arithmetic

MCQ▾

Question

Arjun bought two buffaloes for Rs. 30, 000, by selling one at a loss of 15 % and other at a gain of 19%, he found the selling price of both buffaloes is the same. The cost price of each buffalo is

Choices

Choice (4) Response

a.

Rs. 17500 and Rs. 12500

b.

Rs. 16000 and Rs. 14000

c.

Rs. 18000 and Rs. 12000

d.

Rs. 17000 and Rs. 13000

Question number: 19

» Mathematics » Basic Geometry

MCQ▾

Question

A person can run around a circular path of radius 21 m in 44 s. In what time will the same person run a distance of 3 km?

Choices

Choice (4) Response

a.

16 min 30s

b.

18 min 30s

c.

16 min 40s

d.

18 min 40s

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