Mathematics [NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension]: Questions 1 - 5 of 223

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Question 1

Question MCQ▾

The mid value of a class interval is 42. If the class size is 10, then the upper and lower limits of the class are

Choices

Choice (4)Response

a.

47 and 37

b.

47.5 and 37.5

c.

37 and 47

d.

37.5 and 47.5

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Question 2

Question MCQ▾

A man runs upstream 13 km and downstream 28 km taking 5 h time for each side. Then, the velocity of the current is

Choices

Choice (4)Response

a.

1.5 km/h

b.

2.5 km/h

c.

2 km/h

d.

All of the above

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Question 3

Question MCQ▾

If x + 5: 3x + 4 is the duplicate ratio of 5: 8, then the value of x is

Choices

Choice (4)Response

a.

16

b.

18

c.

20

d.

22

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Question 4

Question MCQ▾

If ABCD is a quadrilateral whose diagonals AC and BD intersects at O, then which of the given option is correct?

Choices

Choice (4)Response

a.

(AB + BC + CD + DA) < (AC + BD)

b.

(AB + BC + CD + DA) = 2 (AC + BD)

c.

(AB + BC + CD + DA) > (AC + BD)

d.

(AB + BC + CD + DA) < 2 (AC + BD)

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Question 5

Question MCQ▾

Two planes start from a city and fly in opposite directions, one averaging a speed of 40 km/h greater than the others. If they are 3400 km apart after 5 h, the average speeds, respectively are

Choices

Choice (4)Response

a.

250,290 km/h

b.

330,370 km/h

c.

300,340 km/h

d.

320,360 km/h

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