if a hospital patient is given 50 milligrams of medicine which leaves the bloodstream at 10% per hour, how many milligram of medicine will remain in the system after 6 hours?

A credit card bill for $559 was due on September 14. Purchases of $289 were made on September 19, and $15 was charged on September 28. A payment of $250 was made on September 25. The annual interest on the average daily balance is 19.5%.

Yuet solved the equation 6a-2b=12 for a. Her steps are shown below. 1. Subtract 2b: 6a = 12 - 2b 2. Divide by 6: a = 2 - 1/3b Which statement about Yuet's work is true? In step 1 she needed to add 2b to both sides of the equation.

K buys 12 lb of apples each pound costs $3 if she gives the cashier to 22 $20 bills how much change should she receive

Mr jones has a class of 17 students. he can spend $16 on each student to buy math supplies for the year. he first buys all of his students calsulators, which cost a total of $157.59.

Show each step of your work. Solve - 3x - 2 = 19.

Find f when 27f=81 f=

Akira is saving money to buy a bicycle. He already saved 80 and plans to save an additional 5 each week find the total amount he has saved after any number of weeks

In some ways, a debit card is more vulnerable to theft than cash or a checkbook. Explain how this is so.

Solve step by step 5 (2x-8) + 15=-15

What does rt means on geometry