NSTSE Class 5: Questions 391 - 399 of 1242

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Question number: 391

» Mathematics » Factors and Multiples

MCQ▾

Question

How many twin primes are there between 30 and 50?

Choices

Choice (4) Response

a.

9

b.

10

c.

5

d.

8

Question number: 392

» Mathematics » Factors and Multiples

MCQ▾

Question

Find the L. C. M. of 12,24and36.

Choices

Choice (4) Response

a.

24

b.

72

c.

108

d.

36

Question number: 393

» Mathematics » Factors and Multiples

MCQ▾

Question

Find two common multiples of 15 and 20.

Choices

Choice (4) Response

a.

60, 120

b.

20, 60

c.

15, 30

d.

75, 120

Question number: 394

» Mathematics » Fractions

MCQ▾

Question

By what number is 1927 lesser than 3727 ?

Choices

Choice (4) Response

a.

1227

b.

1527

c.

1827

d.

1327

Question number: 395

» Mathematics » Factors and Multiples

MCQ▾

Question

Which of the following are not multiples of 2?

Choices

Choice (4) Response

a.

Even number

b.

Odd number

c.

Prime number

d.

Composite number

Question number: 396

» Mathematics » Factors and Multiples

MCQ▾

Question

P is the least common multiple of 20 and 40. What is the value of 30P+200 ?

Choices

Choice (4) Response

a.

1400

b.

1800

c.

1200

d.

2000

Question number: 397

» Mathematics » Factors and Multiples

MCQ▾

Question

What is the L. C. M. of two co-prime numbers?

Choices

Choice (4) Response

a.

Their difference

b.

Their sum

c.

Their quotient

d.

Their product

Question number: 398

» Mathematics » Factors and Multiples

MCQ▾

Question

When a number Z is added to 7, the sum is divisible by 16. What could the number Z be?

Choices

Choice (4) Response

a.

21

b.

13

c.

25

d.

32

Question number: 399

» Mathematics » Fractions

MCQ▾

Question

Find the difference obtained when 728 is subtracted from 2528 .

Choices

Choice (4) Response

a.

1814

b.

914

c.

3028

d.

1228

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