# NSTSE (National Science Talent Search Exam- Unified Council) Class 4: Questions 347 - 353 of 1971

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## Question 347

### Question

MCQ▾

The number 12 has six factors: . The table below lists the number of factors for some numbers.

 Number Number of factors 41 2 43 2 45 6 47 2 49 3

From this we can say that the number of prime numbers between 40 and 50 is:

### Choices

Choice (4)Response

a.

1

b.

0

c.

3

d.

4

## Question 348

MCQ▾

________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 349

### Question

MCQ▾

The decimal form of is:

### Choices

Choice (4)Response

a.

0.13

b.

130

c.

0.013

d.

0.103

## Question 350

### Question

MCQ▾

Find the product of the numbers as shown on the spike abacus?

### Choices

Choice (4)Response

a.

30,148

b.

25,671

c.

29,154

d.

30,184

## Question 351

### Question

MCQ▾

Father brings a big bag of apples to distribute to his family of 20 members. If he plans to give 1 box of 25 apples to each member and have no extra apples, how many apples should be there in the bag?

### Choices

Choice (4)Response

a.

400

b.

500

c.

45

d.

525

## Question 352

MCQ▾

________

### Choices

Choice (4)Response

a.

0.6120

b.

612

c.

0.0612

d.

0.612

## Question 353

### Question

MCQ▾

Above calculation, the answer is incorrect due to a mistake in one of the digits in the calculation step. The incorrect digit is:

### Choices

Choice (4)Response

a.

5

b.

8

c.

6

d.

0

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