# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 969 - 977 of 1201

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## Question 969

Edit

MCQ▾

If then x and y

### Choices

Choice (4)Response

a.

6,1

b.

-1, -6

c.

-6, -3

d.

3,2

## Question 970

Edit

### Question

MCQ▾

A discount of 25 % on an article is the same as a discount of 20 % on another article. The costs of the two articles can be:

### Choices

Choice (4)Response

a.

Rs. 40 and Rs. 60

b.

Rs. 50 and Rs. 70

c.

Rs. 40 and Rs. 50

d.

Rs. 20 and Rs. 50

## Question 971

Edit

### Question

MCQ▾

In a quadrilateral ABCD, if and , then =________.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 972

Edit

MCQ▾

If , then is:

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question 973

Edit

MCQ▾

The value of is:

### Choices

Choice (4)Response

a.

186

b.

212

c.

329

d.

Question does not provide sufficient data or is vague

## Question 974

Mathematics
Edit

### Question

MCQ▾

The sides of a triangle are 11 cm, 12 cm, 13 cm. The altitude to largest side is:

### Choices

Choice (4)Response

a.

cm

b.

cm

c.

24 cm

d.

cm

## Question 975

Edit

MCQ▾

The value of is:

### Choices

Choice (4)Response

a.

529

b.

144

c.

121

d.

289

## Question 976

Edit

### Question

MCQ▾

If and then the value of is:

### Choices

Choice (4)Response

a.

308

b.

-312

c.

312

d.

156

## Question 977

Edit

### Question

MCQ▾

The shape formed by rotating a right triangle about its height is:

### Choices

Choice (4)Response

a.

Cylinder

b.

Cuboid

c.

Sphere

d.

Cone