Question

a:b=5. b ori b ori b=27. b+c ori b=21 c:b=?
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Answer 1

a:b=5

b³=27

b+c×b=21

b³=27

b= 3

__________

3+3c=21

3c=21-3

3c=18

c= 6

c:b=6:3=2