|
|
Is$$xy\gt\frac{x}{y}$$ ?
(1)xy > 0
(2)y < 0
|
|
OG18-数学分册
|
The total cost of an office dinner was shared equally by k of the n employees who attended the dinner. What was the total cost of the dinner?(1)Each of the k employees who shared the cost of the dinner paid $19.(2)If the total cost of the dinner had been shared equally by k + 1 of the n employees who attended the dinner, each of the k + 1 employees would have paid $18.
|
|
OG17
|
From Leland's gross pay of p dollars last week, t percent was deducted for taxes and then s dollars was deducted for savings. What amount of Leland's gross pay last week remained after these two deductions?(1)p - s = 244(2)pt = 7,552
|
|
|
If n is a positive integer, what is the value of the hundreds digit of $${30}^{n}$$?(1)$${30}^{n} >{1},{000}$$(2)n is a multiple of 3.
|
|
|
On Monday a store had a sale on bottles of juice S and juice T. If $$\frac1 2$$ the total number of bottles of juice S in stock were sold on Monday, for which juice, S or T, were more of the bottles sold that day?(1)Two-thirds of the total number of bottles of juice T in stock were sold on Monday.(2)At the beginning of the sale, there was a total of 90 bottles of juice S and 60 bottles of juice T in stock.
|
|
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022
|
A school administrator will assign each student in a group of n students to one of m classrooms. If 3 < m < 13 < n, is it possible to assign each of the n students to one of the m classrooms so that each classroom has the same number of students assigned to it?(1)It is possible to assign each of 3n students to one of m classrooms so that each classroom has the same number of students assigned to it.(2)It is possible to assign each of 13n students to one of m classrooms so that each classroom has the same number of students assigned to it.
|
|
|
Each of the 45 boxes on shelf J weighs less than each of the 44 boxes on shelf K. What is the median weight of the 89 boxes on these shelves?(1) The heaviest box on shelf J weighs 15 pounds.(2) The lightest box on shelf K weighs 20 pounds.
|
|
|
If the length of a certain rectangle is 2 greater than the width of the rectangle, what is the perimeter of the rectangle?(1) The length of each diagonal of the rectangle is 10.(2) The area of the rectangular region is 48.
|
|
|
A certain dealership has a number of cars to be sold by its salespeople. How many cars are to be sold?(1) If each of the salespeople sales 4 of the cars, 23 cars will remain unsold.(2) If each of the salespeople sales 6 of the cars, 5 cars will remain unsold.
|
|
|
If x and y are integers and x > 0, is y > 0?(1) 7x – 2y > 0(2) -y < x
|
|
|
Bob, Mia, and Lou each own a number of shares of stock in a company. How many shares does Lou own?(1) Bob and Mia together own a total of 800 shares.(2) Bob and Lou together own a total of 500 shares.
|
|
|
In the xy-plane, what is the x-intercept of a certain line?(1) The line passes through the point (0,2).(2) The y-intercept of the line is 2.
|
|
|
A train traveled from station X to station Y at a constant speed of 88 feet per second. Is the distance that the train traveled from station X to Station Y greater than 40 miles? (1 mile = 5,280 feet)(1) It took less than 45 minutes for the train to travel from station X to Station Y.(2) It took more than 42 minutes for the train to travel from station X to Station Y.
|
|
OG12 OG15 OG16 OG17
|
 The table above shows the results of a survey of 100 voters each responded “favorable” or “unfavorable” or “not sure” when asked about their impressions of candidate M and of candidate N. What was the number of voters who responded “favorable” for both candidates?(1)The number of voters who did not respond “favorable” for either candidate was 40.(2) The number of voters who responded “unfavorable” for both candidates was 10.
|
|
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022
|
 On the number line above, p, q, r, s, and t are five consecutive even integers in increasing order. What is the average (arithmetic mean) of these five integers?(1)q + s = 24(2)The average (arithmetic mean) of q and r is 11.
|
|
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022
|
At what speed was a train traveling on a trip when it had completed half of the total distance of the trip?(1)The trip was 460 miles long and took 4 hours to complete.(2)The train traveled at an average rate of 115 miles per hour on the trip.
|
|
OG12 OG15
|
During a 6-day local trade show, the least number of people registered in a single day was 80. Was the average (arithmetic mean) number of people registered per day for the 6 days greater than 90 ?(1)For the 4 days with the greatest number of people registered, the average (arithmetic mean) number registered per day was 100.(2)For the 3 days with the smallest number of people registered, the average (arithmetic mean) number registered per day was 85.
|
|
OG12 OG15 OG16 OG17
|
What is the volume of a certain rectangular solid?(1)Two adjacent faces of the solid have areas 15 and 24, respectively.(2)Each of two opposite faces of the solid has area 40.
|
|
OG12 OG15 OG16 OG17 OG18
|
A scientist recorded the number of eggs in each of 10 birds' nests. What was the standard deviation of the numbers of eggs in the 10 nests?(1)The average (arithmetic mean) number of eggs for the 10 nests was 4.(2)Each of the 10 nests contained the same number of eggs.
|
|
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022
|
At a bakery, all donuts are priced equally and all bagels are priced equally. What is the total price of 5 donuts and 3 bagels at the bakery?(1)At the bakery, the total price of 10 donuts and 6 bagels is $12.90.(2)At the bakery, the price of a donut is $0.15 less than the price of a bagel.
|