Is 0.917 rational or irrational

A dog is given a dosage of 100 mg of antibiotics. The amount of antibiotics in the dog's bloodstream will decrease by 40% each hour over the next 8 hours. Which exponential equation models this situation?

Solve 3x - 5 = 7x - 17 a. 2 b. 3 c. 5 d. 6

A student club has 20 members. How many ways can a club choose a president, secretary, treasurer?

A line has a slope of 1/4. What is a slope parallel to it? What slope is perpendicular?

You Make $0.75 For Every NewsPaper You Sell. How Many NewsPapers Do You Have To Sell To Buy Soccer Cleats? ((Soccer Cleats Cost $36.00))

A computer program in Shannon's computer carries a single mathematical operation in 1.5*10^-6 seconds. How much time would the program take to complete 2.5*10^3 mathematical operations?

Becca has saved 25% of the money that she needs to buy a new tennis racket. If she has saved $21 jow much money does the tennis racket cost?

Larry, Moe, and tome at a pizza together. If larry ate 3/8 of the pizza, and tom ate 1/6 of it, how much did moe eat?

Who was the Hellenistic (Greek) mathematician who invented the compound pulley and is known for his work with the laws governing simple machines? A. Pythagoras B. Euclid C. Achimedes D. Hippocrates

Nia is training for a marathon. Her average speed during training so far is 5.8 miles per hour. If she runs at that rate for a training run that is 1 hour and 12 minutes long, how far will Nia run? A. 4.83 miles B. 6.96 miles C. 7.25 miles D. 4.