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

‘6y’ means

(a)

6 + y

(b)

6 − y

(c)

6 × y

(d)

\(\frac{6}{y}\)

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

(a)

x − 4

(b)

4 − x

(c)

4 + x

(d)

4x

The number of days in ‘w’ weeks is

(a)

30 + w

(b)

30w

(c)

7 + w

(d)

7w

The value of ‘x’ in the circle is

(a)

6

(b)

8

(c)

21

(d)

22

The value of ‘y’ in y + 7 = 13 is

(a)

y = 5

(b)

y = 6

(c)

y = 7

(d)

y = 8

6 less to ‘n’ gives 8 is represented as

(a)

n − 6 = 8

(b)

6 − n = 8

(c)

8 − n = 6

(d)

n − 8 = 6

The value of ‘c’ for which \(\frac{3c}{4}\) gives 18 is

(a)

c = 15

(b)

c = 21

(c)

c = 24

(d)

c = 27