Rational number

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Rational number

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1. If the radius a circle is a rational number then its area given by number which is

2 points

(a) rational

(b) irrational

c) integral

d) perfect square

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2) The sum of rational and irrational number is:

2 points

a) Rational

(b) Irrational

(d) Integers

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3. Madhavi eats one full bar of chocolate Then she divides another one into 5 equal parts and eats 3 of those parts. The total number of chocolates that she has eaten is

2 points

a) 4/5

b) 3/5

c) 8/5

d) 8/10

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(4) The denominator of rational number can not be

2 points

a) One

b) Zero

c) Both a) and b)\

d) None of these

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5) The rational number between 1/4 AND 1/3 is

2 points

a) 7/24

b) 0.29

c) 13/48

d) All of the above

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6) What number should added to 7/12 to get 4/15

2 points

a) -19/60

b) -11/30

c) 51/60

d) 1/20

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(7) The sum of additive inverse and multiplicative inverse of 2 is

2 points

a) 3/2

b) -3/2

c) 1/2

d) -1/28.

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(8) A rational number between 1/5 and 2/5 is

2 points

a) Zero

b) 1

c) 3/10

d) None of these

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9. For any rational number a (a # 0), a /(-a) =

2 points

a) 1

b) a

c) -1

d) –a

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10. π is

2 points

a) Rational number

b) Irrational number

c) Imaginary number

d) An Integer

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