Math 76-100

x=7

What is the value of x when 2x + 3 = 3x - 4?

quadrant 4

What quadrant would the ordered pair (5,-7) be in?

1/6

When rolling two dice, what is the probability of rolling a sum of seven?

complementary angles

When the sum of two angles totals 90 degrees, what type of angles are they?

Area = Pi times radius squared

What is the formula you would use to find the area of a circle?

A = 1/2 (b1 + b2) x h

What is the formula you would use to find the area of a trapezoid?

A = 1/2(Base x Height)

What is the formula you would use to find the area of a triangle?

C = 2 x Pi x radius or C = Pi x diameter

What is the formula you would use to find the circumference of a circle?

255

What is the largest possible product for 2 odd integers whose sum is equal to 32?

64

What is the median of: 62, 65, 70, 64, and 58?

1/13

What is the probability of pulling an ace out of a standard deck of playing cards?

3/8

What is the probability that a number selected at random from the set {2, 3, 7, 12, 15, 22, 72, 108} will be divisible by both 2 and 3?

2.82 X 10 to the fifth power

What is the scientific notation for the following number: 282,000?

-9 / 4

What is the slope of any line parallel to the line 9x + 4y = 7?

6 / 5

What is the slope of the following line that passes through the ordered pairs (-4 , -3) and (1 , 3)?

$499.75

You are the head of marketing for a company that is expanding overseas. You have a 210 page employee manual that must be translated into Chinese for the new offices. The company We Translate For You charges $2.75 per page for translation. Their competitor, Translationary, charges $2.35 per page and a $6.25 administrative fee per project. What is the least amount of money you will have to spend to translate the manual?

90

You are the owner of a toy store and are preparing to make a donation to a local children's hospital. You must prepare 320 teddy bears to include in your donation. Your associate can prepare 8 teddy bears an hour and uses 3/4 a yard of ribbon in doing so. She needs you to buy the ribbon, but the craft store only sells ribbon in feet. How many feet of ribbon are needed?

$12.60

You are working as a cashier at a computer supply store. School is starting soon, so the state is hosting a sales tax-free weekend today and tomorrow. A customer buys one flash drive for $14.90 and a power strip for $12.50. If the customer hands you two $20 bills, how much will you give him back in change?

133.3

You work as a groundskeeper for a small local elementary school and must fertilize the grass on the entire campus. You know that 4 containers cover 60 square yards. If the campus has 2,000 square yards of grass area, how many containers of fertilizer will you need?

$6600

You work as a salesperson for a company that makes high-end gym equipment. You just closed a sale with someone looking to remodel a gym; her order of treadmills, ellipticals, exercise bikes, and other equipment totaled $33,000. You earn a commission of 20% on every sale you make. How much commission do you make on this sale?

30

You work as an office assistant who does data entry for a large survey company. Data entry is performed in two-person teams: one person types and the other checks that person's work for errors. Each two-person team, on average, can enter the data of 520 surveys per day. A huge collection of 7,540 surveys will arrive tomorrow and must be entered by the end of the day. In order to enter all of the survey data, how many total employees, working in two-person teams, must work tomorrow?

17.5

You work at the front desk of a luxury hotel. Guests staying at the hotel have two options for accessing the hotel's wireless internet. The first involves a charge of $25 a day plus ten cents for every minute connected to the network. The second is a flat fee of $60 per day with unlimited access. How many hours would a guest who is staying at the hotel for three days need to spend on the internet during that time to save money by using the second option?

113

You work for a carpet cleaning service and must shampoo the carpet in the small banquet room of a local hotel. The dimensions of the room are 200 feet by 180 feet. Each bottle of carpet shampoo can be used to shampoo 320 square feet of carpet. How many bottles of shampoo do you need to complete the job?

142.2 feet

You work for a pet trainer who has asked you to create a rectangular pen for dog training purposes. You will use chicken coop wire to construct the sides of the pen. The pen is supposed to be 42.6 feet long and 28.5 feet wide. How many feet of chicken coop wire are needed to form the pen?

10

You work for a waste removal company. The trailer of one of your dump trucks is 10 feet wide, 15 feet long, and 6.5 feet high. If a ton of debris equals 200 cubic feet, how many trucks are needed to cart away 45 tons of debris from a demolition site?