Question

if b is directly proportional to a and b =3 when a=18 find the value of b when a=24

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

clearly

b is directly proportional to a

b=k(a)

if b=3 when a=18

then

3=18k

or k=1/6

hence if a = 24 then b= 1/6×24

b= 4 ..