Which of the following statements is false?

Question

An old coin was valued at $24 ten years ago. This year, the same coin was valued at $84. Which of the following statements is false? A)The value of the coin 10 years ago is 3.5% of its current value. B)The coin is worth 350% as much this year as it was 10 years ago. C)The coin is worth 250% more this year than it was 10 years ago. D)The value of the coin 10 years ago is 2/7 of its current value. E)The value of the coin 10 years ago is 5/7 less than its current value. Please provide an explanation for me.

Answer 1

(a) 24/84 = 6/21 = 2/7 is NOT 3.5% ---> FALSE

(b) (84-24)/24 = 60/24 = 10/4 = 5/2 = 250% -- <FALSE

(c) TRUE ->> per part B

(d) 2/7 * 84 = 2 * 12 = 24 --> TRUE

(e) (84-24)/84 = 60/84 = 30/42 = 5/7 ---> TRUE