Advertisements
Advertisements
Question
Find the duplicate ratio of the following :
`2/3 : 4/9`
Advertisements
Solution
`2/3 : 4/9`
= `(2/3)^2 : (4/9)^2`
= `4/9 : 16/81`
= `4/9 xx 81/14`
= `9/4`
Duplicate ratio = 9 : 4
APPEARS IN
RELATED QUESTIONS
Divide Rs 1,290 into A, B and C such that A is `2/5` of B and B : C = 4 : 3.
The ratio between two numbers is 3: 4. If their L.C.M., is 180. Find the numbers.
Find the ratio of the first quantity to the second.
1 litre, 250 ml
The ratio of income to savings of a family is 11 : 2. Find the expenditure if the savings is Rs 1520.
From the given pairs, find which ratio is larger:
(5 : 12) or (17 : 30)
4 : 7 = 20 : 35
The ratio of the perimeter of the boundary of the shaded portion to the perimeter of the whole figure is ______.

In a floral design made from tiles dimensions 40 cm by 60 cm (See figure), find the ratios of the area of the shaded portion to the area of the unshaded portion.

Present age of father is 42 years and that of his son is 14 years. Find the ratio of age of father after 10 years to the age of son after 10 years.
The ratio of 60 to 48, when reduced to its simplest form, is:
