Question

5.
Do the following ratios form a proportion?
(a) 25 cm : 75 cm and 80: *240
(b) 10 km : 15 km and 35 g: 49 g​

Answer 1

Answer:

(a) yes

(b) no

Step-by-step explanation:

(a) 1 : 3 : : 1 : 3

(b) 2 : 3 : : 5 : 7

Answer 2

Answer:

a) yes

b) no

a) 1:3::1:3