Question

1) Apply the rule of proportion and say which of these are true. (i) 10:20 = 300: 600 (ii) 38:76 = 250:500 (iii) 22:66 = 66:22 (iv) 24:96 = 16:54 (v) 25:65 = 1:3 (vi) 15:30 = 200:400 (vii) 34: 136 = 45: 180 (viii) 70:350 = 1:4 (ix) 5:25 = 30: 150​

Answer 1

Answer:

(i),(ii),(iv),(vi),(vii),(ix)

Step-by-step explanation:

i- 1/2

ii- 1/2

iv- 1/4

vi- 1/2

vii- 1/4

ix- 1/5

Answer 2

Answer:

i will answer the first question with step by step solution try to do the others on your own:)

(i) 10:20 = 300:600

first make them both in fractions.

10/20 300/600

now do cross multiplication.

10 x 600 = 6000

20 x 300 = 6000

both the numbers are same, so this is true.