Which of the following expressions is equivalent to
a(4-a)-5(a+7)
What is -a^2-a-35
100
A bag contains 10 pieces of flavored candy: 4 lemon, 3 strawberry, 2 grape, and 1 cherry. One piece of candy will be randomly picked from the bag. What is the probability the candy picked is NOT grape flavored?
What is 4/5
100
40% of 250 is equal to 60% of what number?
What is 166 2/3
100
If 5 times a number n is subtracted from 15, the result is negative. Which of the following gives the possible value(s) for n?
a. 0 only
b. 3 only
c. 10 only
d. All n>3
e. All n<3
What is D
100
Luis has $100 available to buy USB drivers to back up data for his business computers. Each USB drive has a total price of $8, and Luis will pay a sales tax of 7% of the total price of the USB drives. What is the maximum number of USB drives Luis can buy?
What is 11
200
Orders the numbers 0.2, 0.03, and 1/4 from least to greatest
What is 0.03<0.2<1/4
200
Mike'l manages a company that currently has 116 customers, which is 8 more than twice the number of customers the company had 1 year ago. How many customers did the company have 1 year ago?
What is 54
200
For an angle with measure d in a right triangle, sin d=40/41 and tan 40/9, what is the value of cos d?
What is 9/41
200
Mohammed earned 85, 95, 93, and 80 points on the 4 tests, each worth 100 points, given so far for this term. How many points must he earn on his 5th test, also worth 100 points, to average 90 points for the 5 tests given this term?
What is 97
200
While doing a problem on her calculator, Jacqueline meant to divide a number by 2, but instead she accidentally multiplied the number by 2. Which of the following calculations could Jacqueline then do to result on the calculator screen to obtain the result she originally wanted?
A. Subtract the original number.
B. Multiply by 2.
C. Divide by 2.
D. Divide by 4.
What is D. Divide by 4.
300
x^2+4=29, then x^2-4=?
What is 21
300
Brianna will have a 200 ft long fence installed around his yard. The A+ Fence company charges a 500.00 fee, plus a set amount per foot of fence. The A+ fence company has given Brianna the estimate of $2,200 to install the fence around her yard. What is the set amount per foot of fence?
What is 8.50
300
Daniela earned scores of 75, 70, 92, 95, and 97 points ( a total of 429 points) on the first 5 tests in Economics. Daniela has one more exam. Write an equation if Daniela wants to earn an 85 for all 6 tests?
What is s+429=85
6
300
Jennifer ran 1 2/5 miles on Monday, and 2 1/3 miles on Tuesday. What was the total distance, in miles, Kaya ran during those 2 days.
What is 3 11/15
300
Kabrea is going to cover a rectangular area 8 ft by 10 ft with rectangular paving blocks that are 4 inches by 8 inches by 2 inches to make a flat patio. What is the minimum number of paving blocks she will need if all the paving blocks will face the same direction?
What is 360
400
For a math homework assignment, Landon found the area and perimeter of a room of his house. He reported that the area of her rectangular living room is 180 square feet and that the perimeter is 54 feet. When drawing a sketch of his living room the next day, he realized he had forgotten to write down the dimensions of the room. What are the dimensions of Landon's living room, in feet?
What is 12 by 15.
400
l3(-2)+4l=?
What is 2
400
Gilberto and Ronnie own an sandwich shop. THey offer 3 kinds of bread, 5 kinds of meat, and 3 kinds of cheese. Each type of sandwich has a combination of exactly 3 ingredients: 1 bread, 1 meat, and 1 cheese. How many types of sandwiches are possible?
What is 45?
400
When asked her age, Niki says, "If you square my age, then subtract 23 times my age, the result is 50." How old is she?
What is 25
500
The square root of a certain number is approximately 9.2371. The certain number is between what 2 integers?
F. 3 and 4
G. 4 and 5
H. 9 and 10
J. 18 and 19
K. 81 and 99