Question

which ratio is not equivalent to 2:5 (a)10:25 (b)4:10 (c)9:21 (d)24:60​

Answer 1

Step-by-step explanation:

$\frac{9}{21} = \frac{3}{7}$

This is not equivalent to 2:5

Answer 2

Answer:

a, b, c

Step-by-step explanation:

a) 10:25- 0.4

b) 4:10- 0.4

c) 9:21-0.4

0.4=2/5