M's recipe for 4 servings of a certain dish requires 3/2 cups of pasta. According to this recipe,what is the number of cups of pasta that M will use the next time he prepares this dish? 1,The next time he prepares this dish, M will make half as many servings as he did the last time he prepared the dish 2,M used 6cups of pasta the last time prepare this dish 答案是both 1 and 2。我没看懂题目什么意思,能不能给解释下阿?
At a certain diner, a hamburger and coleslaw cost $3.59, and a hamburger and french fries cost $4.40. If french fries cost twice as much as coleslaw, how much do french fries cost? (A) $0.30 (B) $0.45 (C) $0.60 (D) $0.75 (E) $0.90 怎么算出来答案是E啊?