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Which of the followin ratios are in desc...

Which of the followin ratios are in descending order?

A

`12:17,9:13,7:11,13:19`

B

`12:17,7:11,13:19,9:13`

C

`12:17,9:13,13:19,7:11`

D

`12:17,13:19,9:13,7:11`

Text Solution

Verified by Experts

The correct Answer is:
C
`(12)/(17)cong0.7" "(9)/(13)cong0.60` ltBrgt `(13)/(19)cong" "(7)/(11)=0.63`
`therefore` The descending order of given ratios is 12:17,9:13,13:19,7:11.
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