#### Introduction To Algebra - Important Question Paper

6th Standard

Reg.No. :
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Maths

Time : 01:00:00 Hrs
Total Marks : 50

Part A

5 x 1 = 5
1. Variable means that it

(a)

can take only a few values

(b)

has a fixed value

(c)

can take different values

(d)

can take only 8 values

2. ‘6y’ means

(a)

6 + y

(b)

6 − y

(c)

6 × y

(d)

$\frac{6}{y}$

3. Radha is ‘x’ years of age now. 4 years ago, her age was

(a)

x − 4

(b)

4 − x

(c)

4 + x

(d)

4x

4. The number of days in ‘w’ weeks is

(a)

30 + w

(b)

30w

(c)

7 + w

(d)

7w

5. The value of ‘y’ in y + 7 = 13 is

(a)

y = 5

(b)

y = 6

(c)

y = 7

(d)

y = 8

6. Part B

5 x 1 = 5
7. If there are 5 students in a bench, then the number of students in ‘n’ benches is ‘5 × n’. Here_____________is a variable.

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n

8. The algebraic statement of ‘f’ decreased by 5 is_________.

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f - 5

9. The algebraic statement of ‘s’ divided by 5 is___________.

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$\frac{s}{5}$

10. If A’s age is ‘n’ years now, 7 years ago A’s age was_____________.

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n - 7

11. If ‘p − 5’ gives 12 then ‘p’ is______________.

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17

12. Part C

6 x 2 = 12
13. Express the following verbal statement to algebraic statement.

14. Express the following verbal statement to algebraic statement.
4 times ‘q’.

15. Express the following verbal statement to algebraic statement.
8 reduced by ‘y’.

16. Express the following verbal statement to algebraic statement.
56 added to 2 times ‘x’.

17. Express the following verbal statement to algebraic statement.
4 less to 9 times of ‘y’.

18. The teacher asked two students to write the algebraic statement for the verbal statement “8 more than a number”. Vetri wrote ‘8 + x’ but Maran wrote ‘8x’. Who gave the correct answer?

19. Part D

6 x 3 = 18
20. The teacher forms groups of five students in a class. How many students will be there in ‘p’ groups?

21. Arivazhagan is 30 years younger to his father. Write Arivazhagan's age in terms of his father's age.

22. If ‘u’ is an even number, how would you represent
(i) the next even number?
(ii) the previous even number?

23. Athiyan and Mugilan are brothers. Athiyan is ‘p’ years old and Mugilan is elder to Athiyan by 6 years. Write an algebraic statement for this and find the age of Mugilan if Athiyan is 20 years old.

24. Express the following algebraic statement to verbal statement.
x ÷ 3

25. Express the following algebraic statement to verbal statement.
5n − 12

26. Part E

2 x 5 = 10
27. Suppose that there are some eggs in a tray. If 6 eggs are taken out from it and still 10 eggs are remaining, how many eggs are there in the tray?

28. Complete the table and find the value of ‘k’ for which $\frac{'k'}{3}$ gives 5.

 k 3 6 9 12 15 18 $\frac{'k'}{3}$ 1 2