The cost of a commodity is 80 yuan per piece. If it is sold at the original price, 100 pieces can be sold every day, and the profit of each piece is 15% of the cost. Later, it is sold at 90% of the original price, and the daily sales volume is increased to 1.5 times of the original. Then, compared with the money earned every day later, what you earn more is () A. The original B. later C. as much as D. can not be compared

The cost of a commodity is 80 yuan per piece. If it is sold at the original price, 100 pieces can be sold every day, and the profit of each piece is 15% of the cost. Later, it is sold at 90% of the original price, and the daily sales volume is increased to 1.5 times of the original. Then, compared with the money earned every day later, what you earn more is () A. The original B. later C. as much as D. can not be compared

The original price: 80 × (1 + 15) = 96 (yuan); the original profit: 80 × 15 × 100 = 1600 (yuan); the current price: 96 × 90% = 86.4 (yuan); the current profit: 100 × 1.5 × (86.4-80), = 150 × 6.4, = 960 (yuan); 1600 ＞ 960, a: I used to make more money every day