Which of the following statements are equivalent to the statement "price increased by 100%"? choose all correct answers. (a) the price doubled (b) the price is 150% of the price before (c) the price was reduced by a quarter (d) the price became a half of what it was before (e) the price is now 1.5 of what it was before (f) the price now is 66 2/3 % of what it was before (g) the price now is 200% of what it was before (h) the price is 75% of what it was before