How long would it take me to earn 139.50 of interest at a 6% interest rate if I started with 930
1 answer:
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Answer:
k = 4
Step-by-step explanation:
Given that a varies directly as b then the equation relating them is
a = kb ← k is the constant of variation
To find k use the condition a = 8 when b = 2
k = =
= 4