# 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

Edit

## 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

Edit

## 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)

Edit

## 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

Edit