# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 881 - 887 of 1484

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## Question 881

### Question

MCQ▾

The most stable average is

### Choices

Choice (4)Response

a.

A. M.

b.

Geometric mean

c.

Mode

d.

H. M.

## Question 882

### Question

MCQ▾

The product of two consecutive odd numbers is 63. The numbers are

### Choices

Choice (4)Response

a.

7 & 6

b.

7 & 9

c.

7 & -9

d.

Question does not provide sufficient data or is vague

## Question 883

### Question

MCQ▾

If are the roots of the equation , then the quadratic equation whose roots are and is

### Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

## Question 884

### Question

MCQ▾

The mid values are used to calculate the following central tendency

### Choices

Choice (4)Response

a.

Median

b.

Mode

c.

A. M.

d.

All of the above

## Question 885

### Question

MCQ▾

If then ________.

### Choices

Choice (4)Response

a.

1

b.

c.

3

d.

None of the above

## Question 886

### Question

MCQ▾

A man walks a distance 50 km in given time. If he walks 5 km/hr faster, he will perform the journey 5 hrs before. Find his normal rate of walking.

### Choices

Choice (4)Response

a.

-5 km/hr

b.

5 km/hr or -5 km/hr

c.

5 km/hr

d.

Question does not provide sufficient data or is vague

## Question 887

### Question

MCQ▾

The points and form the vertices of an

### Choices

Choice (4)Response

a.

Scalene triangle

b.

Right angled triangle

c.

Isosceles right angled triangle

d.

Equilateral triangle

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