题型 
题目内容 
PS数学 
In the figure, the 6 small squares are identical, each with sides of length 1. What is the outer perimeter(shown in bold)of the en...

PS数学 
A grocery store purchased crates of 40 oranges each for $5.00 per crate and then sold each orange for $0.20. What was the store...

PS数学 
Tanya prepared 4 different letters to be sent to 4 different addresses. For each letter, she prepared an envelope with its correct...

PS数学 
A project scheduled to be carried out over a single fiscal year has a budget of $12,600, divided into 12 equal monthly allocations...

PS数学 
When Leo imported a certain item, he paid a 7 percent import tax on the portion of the total value of the item in excess of $1,000...

PS数学 
The table shows a summary of the ticket sales from four performances of a certain play. What is the difference between the maximum...

PS数学 
The product P of two prime numbers is between 9 and 55. If one of the prime numbers is greater than 2 but less than 6 and the othe...

PS数学 
For every order, a certain mailorder company charges a shipping fee of $3 plus an additional $2 if the value of the order is over...

PS数学 
If the sum of 5, 8, 12, and 15 is equal to the sum of 3, 4, x, and x + 3, what is the value of x ?

PS数学 
During a trip that they took together ,Carmen ,Juan ,Maria ,and Rafael drove an average (arithmetic mean )of 80 miles each. Carmen...

PS数学 
A certain taxi company charges $3.10 for the first $$\frac{1}{5}$$ of a mile plus $0.40 for each additional $$\frac{1}{5}$$ of a m...

PS数学 
A copy service charges $0.05 per copy for the first 100 copies, $0.04 per copy for the next 100 copies, and $0.03 per copy for all...

PS数学 
For which of the following values of n is $$\frac{(100+n)}{n}$$ NOT an integer?

PS数学 
In the sequence 1, 2, 4, 8, 16, 32, , each term after the first is twice the previous term. What is the sum of the 16th, 17th, an...

PS数学 
Each week, a clothing salesperson receives a commission equal to 15 percent of the first $500 in sales and 20 percent of all addit...

PS数学 
In a stack of boards at a lumber yard, the 20th board counting from the top of the stack is immediately below the 16th board count...

PS数学 
If w, x, and y are consecutive odd positive integers and w < x < y, which of the following couldbe equal to y  x  w ?

PS数学 
Rectangular floors X and Y have equal area. If floor X is 12 feet by 18 feet and floor Y is 9 feet wide, what is the length of flo...

PS数学 
For any positive integer n, the sum of the first n positive integers equals $$\frac{n(n+1)} 2$$. What is the sum of all the even i...

PS数学 
A certain restaurant that regularly advertises through the mail has 1,040 cover letters and 3,000 coupons in stock .In its next ma...
