Question

1. Find the value of the variable.

4a + 4 = 16

2. Find the value of the variable.

3n ÷ 3 = 1

3. Write mathematical statement for the following

a/8 + 18 = 3

4. Write a situation for :

a ÷ 18 = 3

5. d the rule to find the number of match sticks required to form the nth pattern. Using the rule , find the number of matchsticks needed to form the 54th pattern.

6.Find the rule to find the number of squares required to form the nth pattern.

7. If x nails are used to repair 15 board, then how many nails will be required to repair 1 such boards?

8. Write expressions for the following:

x exceeds y by T can be expressed as …………..

9. Write expressions for the following:

The number of days in W weeks is …………

10. Write expressions for the following:

If I spend t rupees from 100 rupees, money left with me is 40 rupees.

Answer 1

Step-by-step explanation:

4a+4=16

= 4a=16-4

= 4a=12

=a=12÷4

=a=3

Ans: a=3