# NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 38 - 46 of 1732

Access detailed explanations (illustrated with images and videos) to 1732 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 500.00 or

How to register?

## Question number: 38

Edit
MCQ▾

### Question

The average of four numbers is 120. The first is th of the sum of the other three. The first number is

### Choices

Choice (4) Response

a.

68

b.

84

c.

57

d.

96

## Question number: 39

Edit
MCQ▾

### Question

The ratio between two numbers is 5: 3. If each number is increased by 5, the ratio becomes 3: 2. Find the numbers.

### Choices

Choice (4) Response

a.

25,15

b.

30,15

c.

25,20

d.

30,20

## Question number: 40

Edit
MCQ▾

### Question

The ratio of the least prime number to the least composite number is

### Choices

Choice (4) Response

a.

1: 3

b.

1: 4

c.

1: 2

d.

2: 3

## Question number: 41

Edit
MCQ▾

### Question

The ratio between two numbers is 9: 5. If each number is increased by 10, the ratio becomes 7: 4. Find the numbers.

### Choices

Choice (4) Response

a.

250,120

b.

320,210

c.

305,105

d.

270,150

## Question number: 42

Edit
MCQ▾

### Question

Example of an improper fraction is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 43

Edit
MCQ▾

### Question

Sum of 1.5,12.6,56.198 is

### Choices

Choice (4) Response

a.

702.98

b.

70.298

c.

7029.8

d.

7.0298

## Question number: 44

Edit
MCQ▾

### Question

Product of and is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 45

Edit
MCQ▾

### Question

Difference of and is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 46

Edit
MCQ▾

### Question

The length and width of a tape are 3 m and 27 cm. Write their ratio.

### Choices

Choice (4) Response

a.

10: 9

b.

100: 9

c.

9: 10

d.

9: 100

Developed by: