Chapter-11 ➤ Algebra – Stepwell Multiproject

1. The expression for ‘ 1 subtracted from 2p’ is

1 – 2p

2p + 1

2p – 1

-2p -1

2. The rule, which gives the number of matchsticks required to make the matchstick pattern A, is

3 n

An

5 n

6 n

3. If Meenu’s present age is x years, what was her age in years, 10 years back?

10x

– x – 10

10 – x

x – 10

4. The expression for ‘ 1 subtracted from -p’ is

-P-1

p – 1

1 – p

1 + p

5. Solve: r + 5 = 5

0

1

5

-5

6. The rule, which gives the number of matchsticks required to make the matchstick pattern A, is

3 n

4 n

5 n

6 n

7. Which of the following is an equation in a variable?

2 < 10

3 > 12

x – 1 =0

2 + 3 = 3 + 2.

8. The rule, which gives the number of matchsticks required to make the matchstick pattern V, is

2 n

3 n

4 n

5 n

9. Which of the following is an expression with numbers only?

x + 1

2x

1 – x

3

10. The expression for ‘2 times x from which 1 is subtracted’ is

x – 2

2x + 1

2x – 1

x + 2