blessedlily10
blessedlily10 blessedlily10
  • 21-07-2021
  • Mathematics
contestada

if the ratio a to b is 4:5 and the ratio of a to c os 2:7 what is the ratio of c to b​

if the ratio a to b is 45 and the ratio of a to c os 27 what is the ratio of c to b class=

Respuesta :

Bromine67
Bromine67 Bromine67
  • 21-07-2021

Answer:

G. 14:5 is the correct answer.

Step-by-step explanation:

a:b = 4:5

a:c = 2:7

so,

here in first ratio a = 4

in second ratio a = 2

making them equal:

Taking LCM of 2 and 4 = 4

so

a:c = 2/7 = (2×2)/(7×2) = 4/14

so,

a = 4

c = 14

b = 5

so ratio c : b = 14:5

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