Mathematics (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 65 - 70 of 218

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1042 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

Question number: 65

» Mathematics » Trigonometry

MCQ▾

Question

If A + B = 45°

then

(1+tanA)(1+tanB)

is equal to

Choices

Choice (4) Response

a.

2

b.

-2

c.

-1

d.

1

Question number: 66

» Mathematics » Basic Geometry

MCQ▾

Question

If one of the interior angles of a regular polygon is found to be 98 times of one of the interior angles of a regular hexagon, then the number of sides of the polygon is

Choices

Choice (4) Response

a.

8

b.

14

c.

12

d.

10

Question number: 67

» Mathematics » Percentage

MCQ▾

Question

A dealer buys an article listed at Rs. 100 and gets two successive discounts of 10 % and 20%. He spends 10 % of the cost price on transport etc. At what price should he sell the article to earn a profit of 15%?

Choices

Choice (4) Response

a.

Rs. 91.10

b.

Rs. 91.08

c.

Rs. 90

d.

Rs. 91

Question number: 68

» Mathematics » Coordinate Geometry

MCQ▾

Question

A solid sphere of radius 6 cm is melted into a hollow cylinder of uniform thickness. If the external radius of the base of the cylinder is 5 cm and its height is 32 cm. The uniform thickness of the cylinder is

Choices

Choice (4) Response

a.

1.2 cm

b.

1 cm

c.

3 cm

d.

1.5 cm

Question number: 69

» Mathematics » Rational Numbers

MCQ▾

Question

The speed of three cars is in the ratio 4: 3: 2. What is the ratio between the times taken by the cars to cover the same distance?

Choices

Choice (4) Response

a.

2: 3: 4

b.

4: 3: 2

c.

3: 4: 6

d.

1: 2: 3

Question number: 70

» Mathematics » Basic Geometry

MCQ▾

Question

In the adjoining figure

AB=a,AD=a2.

P is the mid-point of AD. The area of the shaded region is

Choices

Choice (4) Response

a.

12a2

b.

a2

c.

14a2

d.

13a2

Sign In