israelaldapejr21 israelaldapejr21

08-10-2021
Mathematics

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suppose a varies directly as b, and a =8 when b =3 find b when a =24

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drdanielfriday1 drdanielfriday1

10-10-2021

Answer:

b=9

Step-by-step explanation:

since a varies directly as b,

a=kb

k=a/b

k=8/3

but when a=24, b will be given by

b=a÷k

b=24÷8/3, b=24×3/8

b=9

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