Question

Find the compound ratio of 4:5, 8:9 and 9:12.

Answer 1

Step-by-step explanation:

4×8×9

5×9×12

8

15

8:15

This is your correct solution

Answer 2

Answer:

COMPOUND RATIO =

A:B, C:D,E:F

4:5,8:9,9:12

A×C×E /B×D×F

288/540 is the compound ratio

HOPE IT IS BRAINY PLS MARK MY ANSWER BRAINLIEST AND LIKE MY ANSWER