Mathematical quiz

                    MATHEMATICAL QUIZ

1. How many digits are there in Hindu-Arabic System?
(a) 10
(b) 20
(c) 30
(d) 40

Answer: A

2. Among the following which natural number has no predecessor?

(a) 100
(b) 200
(c) 1
(d) 0

Answer: C

3. Which among the following is the largest known number in the world?
(a) ∞
(b) googol
(c) googolplex
(d) gram

Answer: C

4. What does 1 googol means?

(a) 1 followed by hundred zeros
(b) 1 followed by thousand zeros
(c) 1 followed by ten thousand zeros
(d) 1 followed by 1 lakh zeros

Answer: A

5. Among the following which whole number has no predecessor?

(a) –1
(b) 0
(c) 1
(d) e

Answer: B

 6. Counting numbers are kept under ________ number.

(a) Natural
(b) Whole
(c) Rational
(d) Odd

Answer: A

7. An integer that is divisible by 2 is called:

(a) Even number
(b) Natural number
(c) Odd number
(d) Whole number

Answer: A

8. In which number system, there is no symbol for zero?

(a) Hindu Arabic system
(b) Roman
(c) Egyptian
(d) Mesopotamia

Answer: B

9. In Roman numerals M represents 1000, what does M represent?

(a) 10,000
(b) 50,000
(c) 10,00,000
(d) 500

Answer: C

10. What does D represent in Roman numeral system?

(a) 100
(b) 500
(c) 1,000
(d) 50

Answer: B