Practice Paper - General Questions
Subject: Mathematics Ch 1:Number System
Std: IX
Attempt all questions
Q. No. Questions
p
1. Express 0.550 in the form , where p and q are integers and q 0 .
q
5
2. Write the decimal expansion of .
16
1
3. 9 2
Find the value of .
4
1
4. Rationalize the denominator:
7 6
2
5. Simplify: 5 2
6.
Simplify: 3 15 60
2
7. Simplify: 3 3 2 2
p
8. Show that 0.235 can be expressed in the form , where p and q are integers and q 0 .
q
p
9. Show that 2.218 can be expressed in the form , where p and q are integers and q 0 .
q
Find five rational numbers between 1 and 2.
10.
Find two rational numbers between 3.5 and 3.6.
11.
1 2
12. Find six rational numbers between and .
2 3
13. 3 5
Find four rational numbers between and .
7 7
14. Find two irrational numbers between 4.56 and 5.1.
15. 4
Write the decimal expansion of and check whether the decimal expansion is terminating
7
or non-terminating recurring.
CB/IX/2223 Ch 1_Number System page 1 of 3
Subject: Mathematics Ch 1:Number System
Std: IX
Attempt all questions
Q. No. Questions
p
1. Express 0.550 in the form , where p and q are integers and q 0 .
q
5
2. Write the decimal expansion of .
16
1
3. 9 2
Find the value of .
4
1
4. Rationalize the denominator:
7 6
2
5. Simplify: 5 2
6.
Simplify: 3 15 60
2
7. Simplify: 3 3 2 2
p
8. Show that 0.235 can be expressed in the form , where p and q are integers and q 0 .
q
p
9. Show that 2.218 can be expressed in the form , where p and q are integers and q 0 .
q
Find five rational numbers between 1 and 2.
10.
Find two rational numbers between 3.5 and 3.6.
11.
1 2
12. Find six rational numbers between and .
2 3
13. 3 5
Find four rational numbers between and .
7 7
14. Find two irrational numbers between 4.56 and 5.1.
15. 4
Write the decimal expansion of and check whether the decimal expansion is terminating
7
or non-terminating recurring.
CB/IX/2223 Ch 1_Number System page 1 of 3
