I have 3 questions can someone answer them, and do it step-by-step Please. 1. To give 1 grain of digital from 1 1/1 grain tablets, how many tablets should be given?

2. If you give 2/3 of a 7 1/2 grain tablet, how
many grains does the patient receive?

3. The doctor orders 45 MG of prednisone. Each tablet contains 10 MG. How many tablets are given?​

How do i solve using pythagorean theorem?

You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below:

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?