Question

EXERCISE 9.2
. Each can contains 250 mL oil.
1. Are the following numbers in proportion?
(a) 3, 7, 12, 10
(b) 12, 6, 18, 2
(d) 48, 12, 4, 1
(e) 6, 20, 8,11
2. Find the value of x in each of the following
(a) 15:x :: 5:3
(b) x:9:: 21:27
3. Verify if the following are proportional.
(a) 28, 56, 10, 20 (b) 80, 16, 125, 25​

Answer 1

Answer:5 f I I d

Step-by-step explanation: