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Worksheets

Math Quizzard!

Total questions: 15

Worksheet time: 11mins

Name
Class
Date
1.
Which of the following numbers is irrational?
a)
√8
b)
¾
c)
2
d)
-1.325
2.
Which of the following is rational?
a)
.211232112421125. . . .
b)
π
c)
√25
d)
√12
3.
Convert 0.444... to a fraction.
a)
4/10
b)
4.4/99
c)
4/9
d)
2/5
4.
Describe √2 as rational, irrational, not real, or natural. If a real number, give the approximate value.
a)
Rational, 1.4
b)
Irrational, 1.4142..
c)
Not real
d)
Natural, 1
5.

Which could NOT be the value of B?

a)

5

b)

12\frac{1}{2}

c)

-12.5

d)

32\sqrt{32}

6.
Which number is an irrational number?
a)
2.5
b)
5.72314.....
c)
-17
d)
1/2
7.

The proces of determination of HCF of two integers using Euclid division Lemma is called

a)

Euclids theorem

b)

Euclids division formula

c)

Euclids division algorithm

d)

Euclid algorithm

8.

Every positive even and odd integers are respectively of the form .......

a)

2q+1, q+1

b)

q+1, q+2

c)

2q, 2q+2

d)

2q, 2q+1

9.

LCM and HCF of 26 and 91 respectively are ............

a)

182, 26

b)

13,91

c)

56,108

d)

182, 13

10.

If we take b=3 in Euclid division lemma then every positive integer is of the form

a)

3q-1, 3q+1,3q+2

b)

3q, 3q+1, 3q+2

c)

3q, 3q+2, 3q+4

d)

3q+1, 3q+2, 3q+3

11.
What is the correct definition of an algorithm?
a)
An algorithm is a step by step instructions to solve a problem.
b)
An algorithm is a process of baking bread.
c)
An algorithm is a software used to compute numbers.
d)
An algorithm is the process of breaking problems.
12.

Euclid's algorithm is used for finding .....

a)

HCF of two numbers

b)

HCF of more that three numbers

c)

LCM of two numbers

d)

LCM of more than three numbers

13.

If HCF of two numbers is 1, then the two numbers are said to be .....

a)

Prime Numbers

b)

Composite numbers

c)

Co-prime numbers

d)

Rational numbers

14.

HCF of 135 and 225 is

a)

65

b)

45

c)

55

d)

75

15.
a)

rational

b)

irrational

c)

integer

d)

natural number