Find the ratio a:b- 1) 2a=9b 2) a+b=3b please explain your work

1 answer:

6 0

1) 2a = 9b ⇒ 2:9

2) a + b = 3b ⇒ a = 2b ⇒ 1:2

Answers: 2:9 and 1:2

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