Question

1/2a=2/5b=3/4c then a:b:c​

Answer 1

question is wrong dear

Answer 2

Hey mate here is your answer!!!

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1/2A = 2/5B = 3/4C

A/2 = 2B/5 = 3C/4

Here you have to take LCM lower number that is 20 and then solve!!!

10A = 8B = 15C

here.. A=8, B=10

B=15, C=8

now solve,

A : B : C

8. 10. 10

15 15. 8

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120:150:80

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12:15:8 ans

It may be help you????☺️