Historynerd1501 Historynerd1501

24-05-2021
Mathematics

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If r is directly proportional to s and r 8 when s 3 find s when r 11

Respuesta :

clarch19 clarch19

25-05-2021

Answer:

s = 33/8 or 4 1/8

Step-by-step explanation:

find 'k', constant of proportionality first:

8 = 3k

k = 8/3

11 = 8/3s

s = 11/1 ÷ 8/3

s = 11/1 x 3/8

s = 33/8 or 4 1/8

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