1) During a mid-season sale a shop keeper sold 60% of his Kindle's. He then found that he was left with 50 Kindle's. How many did he have in stock to begin with?

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

Timmy uses 1 1 2 cups of sugar for every 2 gallons of lemonade he makes. how many cups of sugar would timmy use if he makes 13 gallons of lemonade?