Mathematics (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 50 - 54 of 224

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Question number: 50

» Mathematics » Mensuration

MCQ▾

Question

The four corners are quadrants of circle and at the center there is a circle. The area of shaded region in the given figure is

A square in which four corners are quadrants of circle

A Square in Which Four Corners Are Quadrants of Circle

Find the area of shaded region

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 51

» Mathematics » Trigonometry

MCQ▾

Question

The angle of elevation of a cloud at a height h above the level of water in a lake is and the angle of depression of its image in the lake is . Then, the height of the cloud above the surface of the lake is

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

Question number: 52

» Mathematics » Trigonometry

MCQ▾

Question

The triangle formed by joining the vertices (3, 2), (5, - 3) and (- 5, 4) will be a

Choices

Choice (4) Response

a.

isosceles triangle

b.

right angled triangle

c.

obtuse triangle

d.

acute triangle

Question number: 53

» Mathematics » Probability

MCQ▾

Question

Mohan lies on 3 days out of the 7 days in a week, whereas Ram lies on 4 days out of 6 days of a week. If both of them were asked a question, what is the probability that both gave a true reply?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 54

» Mathematics » Linear Equation

MCQ▾

Question

A man starts his job with a certain monthly salary and earns a fixed increment every year, if his salary was Rs. 1500 after 4 year of service and Rs. 1800 after 10 year of service. What was his starting salary?

Choices

Choice (4) Response

a.

Rs. 1300

b.

Rs. 1100

c.

Rs. 50

d.

Rs. 1200

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