Question

1. Which of the following are in proportion:
(a) 8, 6,46, 36
(b) 12, 18, 20, 30
(c) 14, 20,26, 32
(d) 26, 65, 32, 60
(e) 15, 16, 20, 21
(f) 18, 24, 9, 12
(g) 25, 75, 12, 36
(h) 12, 36,18,25​

Answer 1

Answer:

(f) 18, 24, 9, 12 because if we cross multiple we will get same answer