Mathematics (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 71 - 76 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: 71

» Mathematics » Trigonometry

MCQ▾

Question

Two posts are K m apart and the height of one is double that of the other. If from the middle point of the line joining their feet, an observer finds the angular elevation of their tops to be complementary, then the height (in m) of the shorter post is

Choices

Choice (4) Response

a.

K22

b.

K2

c.

3K

d.

2K

Question number: 72

» Mathematics » Basic Geometry

MCQ▾

Question

Let D and E be the points on sides AB and AC, respectively of a ∆ A B C

ABC

such that DE is parallel to BC. Let AD = 2 cm, DB = 1 cm, AE = 3 cm and area of ∆ A D E = 3 c m 2

ADE=3cm2

. What is the value of EC?

Choices

Choice (4) Response

a.

1.5 cm

b.

2.1 cm

c.

1.8 cm

d.

1.6 cm

Question number: 73

» Mathematics » Simple Interest and Compound Interest

MCQ▾

Question

A sum amount to Rs. 9680 in 2 year and to Rs. 10648 in 3 year compounded annually. Then, the sum and rate of interest respectively are

Choices

Choice (4) Response

a.

Rs. 8500, 9%

b.

Rs. 8500, 10%

c.

Rs. 8000, 10%

d.

Rs. 8000, 9%

Question number: 74

» Mathematics » Linear Equation

MCQ▾

Question

The sum of two numbers is 15. If the sum of their reciprocals is 310 , then the numbers are

Choices

Choice (4) Response

a.

7, 8

b.

10, 5

c.

8, 7

d.

6, 9

Question number: 75

» Mathematics » Linear Equation

MCQ▾

Question

The value of x satisfying the equation x+4=x2 is

Choices

Choice (4) Response

a.

5

b.

0, 5

c.

0, 4

d.

Question does not provide sufficient data or is vague

Question number: 76

» Mathematics » Basic Geometry

MCQ▾

Question

If AB is parallel to CD, EF intersects them at M and N. The bisectors of ⦟BMN and ⦟MND meet at Q. If AME=80°, then ⦟MQN is

Two parallel lines intersecting by another line

Two Parallel Lines Intersecting by Another Line

Find the given angle by using given values

Choices

Choice (4) Response

a.

80°

b.

90°

c.

70°

d.

60°

f Page
Sign In