Question

if A/3=b/4=c/5 Find a.b.c
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Answer 1

Answer:

a/3=b/4=c/5

a/3=b/4

a=b/4×3

ab=12

b/4=c/5

b=c/5×4

bc=20

a/3=c/5

a=c/5×3

ac=15

ab=bc

let we cancel b on both sides

a=c

ab=ac

we cancel a on both sides

b=c

ac=15

c=15/a

a=15/a

b=15/a

a=c=15

a=15

b=15

c=15