The ratio of Rs. 1 to 20 paise is __________.

(a)

1: 5

(b)

1: 2

(c)

2: 1

(d)

5: 1

The ratio of 1m to 50 cm is __________.

(a)

1 : 5

(b)

1 : 20

(c)

20 : 1

(d)

5 : 1

The length and breadth of a window are in 1m and 70 cm respectively. The ratio of the length to the breadth is ____________.

(a)

1 : 7

(b)

7 : 1

(c)

7 : 10

(d)

10 : 7

The ratio of the number of sides of a triangle to the number of sides of a rectangle is

(a)

4 : 3

(b)

3 : 4

(c)

3 : 5

(d)

3 : 2

If Azhagan is 50 years old and his son is 10 years old then the simplest ratio between the age of Azhagan to his son is

(a)

10 : 50

(b)

50 : 10

(c)

5 : 1

(d)

1 : 5