Question

$is \: following \: is \: in \: propotion$
​

Answer 1

b) yes

c) yes

Step-by-step explanation:

b)

8m : 21m = 8 m / 21 m = 8 : 21.....(1)

24 ₹ : 63 ₹ = 24 ₹ / 63 ₹ = 8 : 21.....(2)

since (1) = (2) they are in proportion

c)

45 girls : 60 girls = 45/60 = 3:4.....(1)

48 boys : 64 boys = 48/64 = 3:4.....(2)

since (1) = (2) they are in proportion.

Hope it helps :)