A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as editing) and variable costs (such as printing). The one-time fixed costs...
A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as editing) and variable costs (such as printing). The one-time fixed costs...
Each interior angle ã in a regular ñ-gon has a measure of ã = 20ñ. How many sides does the polygon have?
12 problems on a math test. Five points were given for each correct answer, and two points were deducted for each incorrect answer. His score was 39, how many correct answers did he have?
What is the total amount that Kevin spent on video game and DVD rentals in the past month?
After a record number of customers shop at a hardware store, the employees need to restock all the shelves.
Can you tell me the answer to this problem
Please help me. I have trouble multiplying mixed numbers. And especially the word problems involving it. Please help. If you could also explain how you solved...
We have to type out our answers since i go to a online school. I need this ASAP please.....
A hotel has 150 rooms. A room with additional services costs $80 per night, and one without additional services costs $60 per night. On a night when the hotel is completely occupied, the total revenue...
Black pencils cost 5 cents each and coloured pencils 7 cents. If two dozen assorted pencils cost 1.34 dollars, how many are black and how many are coloured?
I have problem w word problems. How to set it up. I have 16 problem sheet in total and when I look at it in just cant seem to focus and figure what formula to use.
A researcher is interested in increasing feelings of self-confidence in adolescents. He randomly selects 100 adolescents from the population and randomly assigns 50 individuals to a treatment program...
A steel gear is to be lightened by drilling holes through the gear. The gear is 3.27 in. thick. Find the diameter of the holes if each is to remove 12 oz. Use a density 485 lb/ft3 for iron.
The names must be ordered in order.
Ratio word problems and proportions dealing with word problems.
1. Shipping charges are often based on a formula that offers a lower charge per pound as the size of the shipment is increased. Suppose shipping charges are as follows: $2.20 per pound if the weight...
Please help..
determine the equation (sine, cosine)
1. use a graphing calculator to solve the system. Round to the nearest thousandth. 0.4x+suqare root of 2y=1 square root of 5x+0.8y=1 2. A contractor mixes concrete...
An 8 horsepower pump can fill a tank in 8 hours. A smaller, 3 horsepower pump fills the same tank in 12 hours. The pumps are used together to begin filling the tank. After four hours, the 8 horsepower...