Find the duplicate ratio of (i) $4 : 7$ .

Open in App

Solution

Calculation of the duplicated ratio:
For a ratio $x : y$ , the duplicate ratio is $x^{2} : y^{2}$ .
For the given ratio $4 : 7$ , the duplicate ratio is $4^{2} : 7^{2}$ = $16 : 49$ .
Final Answer: The duplicate ratio is $16 : 49$ .

Suggest Corrections

Similar questions

Find duplicate ratio of :

(i) 3 : 4 (ii) $3 \sqrt{3} : 2 \sqrt{5}$

Find the sub-duplicate ratio of

(i) $49 : 81$ .

x + 7; 2 (x + 14)

5 : 8

x

4 : 9

3 : 4

2 : 3

9 : 7

Find the compounded ratio of the duplicate ratio of 3 : 5, the reciprocal ratio of 4 : 25, and the sub-duplicate ratio of 16 : 81.

Join BYJU'S Learning Program