Arithmetic-Numbers and Counting (CAT Quantitative Aptitude): Questions 16 - 23 of 41

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Question number: 16

» Arithmetic » Numbers and Counting » Calculating Sum of Numbers

MCQ▾

Question

Find the sum of first 50 natural numbers.

Choices

Choice (4) Response

a.

1275

b.

1375

c.

1475

d.

1875

Question number: 17

» Arithmetic » Numbers and Counting » Factors and Prime Numbers

MCQ▾

Question

Find the number of factors of 964.

Choices

Choice (4) Response

a.

3

b.

6

c.

2

d.

4

Question number: 18

» Arithmetic » Numbers and Counting » Basic Arithmetic Operations

MCQ▾

Question

Four fifth of a number is seventy-five less than the original number. The number is ________.

Choices

Choice (4) Response

a.

225

b.

375

c.

124

d.

125

Question number: 19

» Arithmetic » Numbers and Counting » Basic Arithmetic Operations

MCQ▾

Question

If n is a natural number, then (2n2+2n) is always divisible by:

Choices

Choice (4) Response

a.

2 and 4

b.

2 only

c.

4 only

d.

Question does not provide sufficient data or is vague

Question number: 20

» Arithmetic » Numbers and Counting » Remainders and Divisibility Tests

MCQ▾

Question

The least number of 3 digits, which is exactly divisible by 14.

Choices

Choice (4) Response

a.

112

b.

108

c.

105

d.

114

Question number: 21

» Arithmetic » Numbers and Counting » Factors and Prime Numbers

MCQ▾

Question

The product of two numbers is 7406 and their H. C. F. is 23. How many such pairs can be formed?

Choices

Choice (4) Response

a.

4

b.

3

c.

2

d.

1

Question number: 22

» Arithmetic » Numbers and Counting » Remainders and Divisibility Tests

MCQ▾

Question

When 25634 and 25214 are divided by a certain two digit prime number, they leave the same remainder. What is the divisor?

Choices

Choice (4) Response

a.

60

b.

5

c.

105

d.

None of the above

Question number: 23

» Arithmetic » Numbers and Counting » Remainders and Divisibility Tests

MCQ▾

Question

Number when divided by a divisor leaves a remainder of 26. When thrice the original number is divided by the same divisor, The remainder is 23. what is the value of the divisor?

Choices

Choice (4) Response

a.

54

b.

53

c.

56

d.

55

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