To package and ship an item, it cost $5.75 for the first pound and $0.75 for each additional pound. What is the cost of shipping a 12-pound package?

A radioactive substance decays according to the formula A=A0e^kt where A0 is the initial amount of substance (in grams) A is the amount of substance (in grams) after t years k is a constant The half-life of the substance is 10 years.

A catalog store has 6% of its orders returned for a refund. the owner predicts that a new candle will have 812 returns out of the16,824 sold. do you agree with this prediction? explain.

M=1/6yd solve for y?

There is a basketball with a diameter of 9 in. and a softball with a diameter of 4 in ... Find how many times greater the volume of the basketball is as that of the softball.

Savanna had 40 iris blooms last year. This year, she had 15% percent more iris blooms. How many more iris blooms did Savanna have this year?

Maria spent $12.50 at the post office. She bought three times as many $0.41 stamps as $0.02 stamps. How many of each did she buy?

How many different triangles can be constructed with three angles, each measuring 60° A none B only one C more than one

In a factory that manufactures tires, a machine responsible for molding the tire has a failure rate of 0.2%.

You are an hourly-paid employee who is paid on a weekly basis. You are making $23.13 per hour and work 40 hours per week. Taxes are federal (22%), FICA (7.65%), and state (3%).

Scarlett is playing a video game. She spends 900 minerals to create 18 workers. Each worker costs the same number of minerals. Write an equation to describe the relationship between m, the number of minerals, and w, the number of workers.