#### 题目列表

Maria removed $\frac{5}{6}$ of the cookies from a jar, and then Andrea removed $\frac{3}{5}$ of the remaining cookies from the same jar. Which of the following could NOT be the number of cookies originally in the jar?Indicate all possible values.
If 0.002x + 0.004y = 4, what is the value of y in terms of x?
What is the tenths digit of the quotient when thirty-five hundredths is divided by four thousandths?_____
A group of freshmen, juniors, and seniors are going on a school trip. The number of seniors is 60% of the number of juniors, which is 50% of the number of freshmen. If there are at least 150 students on the trip, then which of the following could be the number of seniors?Indicate all possible values.
Between the first day of May and last day in June, the price per kilogram of Melange, a seasoning mix, first declined by 20 percent and then increased by 50 percent. During this same period, the price per liter of Blue, a spring water, first increased by 20 percent and then declined by 50 percent. If at the end of June, the prices were the same, then, at the beginning of May, the price per liter for Blue was what percent of the price per kilogram of Melange?
A container is $\frac{4}{5}$ full. After 3 liters of its contents are poured out, the container is $\frac{3}{4}$full. How many liters would need to be poured back in to refill the container?_____
The selling price of a house was decreased by 12 percent to $220,000. What was the original selling price of the house? In 2009, the price of each Econolux car increased by 10 percent from the 2008 price. In 2010, they decreased by 5 percent and now cost between$18,000 and $19,800. Which of the following could be the price of a 2008 Econolux car?Indicate all possible values. $(0.05)\frac{0.5}{(5)(0.005)}=$_____ Which of the following are greater than 1?Indicate all possible values. If during a one-day period the Q train arrives at the station 30% less frequently than the B train, and the B train arrives 10% less frequently than the F train, then the Q trains frequency is what percent of the F trains frequency? $67.345*10^15$ is equivalent to which of the following?Indicate all possible values. The sum $\frac{3}{10}+\frac{43}{100}+\frac{17}{1000}$ is equivalent to which of the following sums? An investment club has had an average rate of return of 15% per year for the past 6 years. If Teresa invests$1000 today and neither adds nor subtracts money from the club, how much will Teresa have invested after 5 years assuming that the rate of return does not change?
If $\frac{(x^{\frac{3}{2})^{2}}}{x^{6}}=8^{-1}$, then what is the value of x?_____
Bens music album sold $\frac{5}{6}$ the number of copies as Reginas album. If Reginas album sold at least 1,500 copies more than Bens album, how many copies of Bens album were sold?Indicate all possible values.
Carmen wants to open a special savings account through her work. If Carmen invests $7,000 at 6 percent simple annual interest in January, and no other money is added to or removed from the account, which of the following is true?Indicate all possible values. If each of three grocery stores receives$\frac{1}{4}$ of a farmers potato crop, a farmers market receives $\frac{1}{3}$ of the remaining, and a local fast food restaurant receives the remaining 200 pounds, how many pounds of potatoes were in the farmers crop? The price of Mabels car, not including interest, is 12 percent more than the price of Roses car. Combined, Mabel and Roses cars cost$53,000. If Mabels car loan interest rate was 5.20 percent, what was the total cost of Mabel`s car, including interest?_____
Evangeline must spend $\frac{3}{8}$ of her weekly salary on rent and $\frac{1}{6}$ of her remaining salary on food. Which of the following could be percentages of her weekly salary that Evangeline devotes to entertainment, while still enabling her to place$\frac{4}{9}$ of her salary into a savings account?Indicate all such percentages.
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