nihan5363 nihan5363

10-01-2021
Mathematics

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if x and y varies directly and x = 4 when y = 16. find y when x = 9?

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sqdancefan sqdancefan

10-01-2021

9514 1404 393

Answer:

36

Step-by-step explanation:

"Varies directly" means the relationship is proportional:

y/9 = 16/4

y = 9·16/4 = 36

The value of y is 36 when x = 9.

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