Mathematics (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 144 - 148 of 224

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1058 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: 144

» Mathematics » Probability

MCQ▾

Question

If a carton containing a dozen mirrors is dropped which of the following cannot be the ratio of the broken mirror to unbroken mirror?

Choices

Choice (4) Response

a.

1: 1

b.

3: 2

c.

1: 2

d.

5: 1

Question number: 145

» Mathematics » Simple Interest and Compound Interest

MCQ▾

Question

A sum was put at simple interest at a certain rate for 2 yr. Had it been put at 3 % higher rate, it would have fetched Rs. 72 more. The sum is

Choices

Choice (4) Response

a.

Rs. 1400

b.

Rs. 1900

c.

Rs. 1200

d.

Rs. 1600

Question number: 146

» Mathematics » Trigonometry

MCQ▾

Question

From a window (h m above from the ground) of a house in a street, the angle of elevation and depression of the top and the foot of another house on the opposite side of the street are θ and ϕ, respectively. Then, the height of the opposite house is

Choices

Choice (4) Response

a.

h cot θ tan ϕ

b.

h (cot θ tan ϕ + 1)

c.

h tan θ cot ϕ

d.

h (tan θ cot ϕ + 1)

Question number: 147

» Mathematics » Linear Equation

MCQ▾

Question

Soldiers of a company are made to stand in the rows. If one soldier is extra in a row, there would be 2 rows less. If one soldier is less in a row there would be 3 rows more. Then, the number of soldiers in company is

Choices

Choice (4) Response

a.

100

b.

50

c.

30

d.

60

Question number: 148

» Mathematics » Trigonometry

MCQ▾

Question

A certain distance is covered at a certain speed. If half of this distance is covered in triple the time, the ratio of the two speeds is

Choices

Choice (4) Response

a.

6: 1

b.

1: 1

c.

3: 1

d.

2: 1

f Page