Mathematics-Factors and Multiples (NSTSE (National Science Talent Search Exam- Unified Council) Class 5): Questions 68 - 73 of 84

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Question number: 68

» Mathematics » Factors and Multiples

MCQ▾

Question

Aman can be arranged box in 12 marbles or 15 marbles exactly. What is the greatest number of marbles can have if they are fewer than 700?

Choices

Choice (4) Response

a.

702

b.

720

c.

660

d.

645

Question number: 69

» Mathematics » Factors and Multiples

MCQ▾

Question

N is the greatest common factor of 92 and 115. What is the value of?

Choices

Choice (4) Response

a.

230

b.

430

c.

850

d.

380

Question number: 70

» Mathematics » Factors and Multiples

MCQ▾

Question

P is a 1-digit highest common factor of 28 and 32. Q is a number that is both a factor and multiple of 30. What is the value of ?

Choices

Choice (4) Response

a.

34

b.

43

c.

30

d.

36

Question number: 71

» Mathematics » Factors and Multiples

MCQ▾

Question

Observe the co-primes in the table.

This table shows the co-prime numbers

Find which number present in the prime factorization

(5, 6)

(3, 5)

(11, 16)

(12, 17)

P

Q

R

S

Which of the given co-primes are present in the prime factorization of 2640?

Choices

Choice (4) Response

a.

P and Q

b.

R and S

c.

Q and R

d.

P and S

Question number: 72

» Mathematics » Factors and Multiples

MCQ▾

Question

Observe the twin primes in the table.

This table shows the twin primes

Find which number present in the prime factorization

(3, 5)

(7, 11)

(11, 17)

(13, 19)

P

Q

R

S

Which of the given twin primes are present in the prime factorization of 2805?

Choices

Choice (4) Response

a.

P and Q

b.

Q and S

c.

P and S

d.

R and S

Question number: 73

» Mathematics » Factors and Multiples

MCQ▾

Question

Find the greatest 3-digit number that is divisible by 5.

Choices

Choice (4) Response

a.

480

b.

315

c.

783

d.

246

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