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If a : 2 = b : 5 = c : 8 , then 50% o...

If ` a : 2 = b : 5 = c : 8 ` , then 50% of a = 20% of b = ________ % of c .

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Given that ` a : 2 = b : 5 = c : 8`.
or, ` a/2 = b/5 = c/8`
or, `a/2 xx 100% = b/2 xx 100 % = c/8 xx 100%`
or, ` 50% " of " a = 20% " of " b = 25/2 % " of " c `.
or, ` 50% " of " a = 20% " of " b = underline(12 1/2 %)` of c .
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