You have 10 bags full of coins, in each bag are 1,000 coins. but one bag is full of forgeries, and you can't remember which one. but you do know that a genuine coins weigh 1 gram, but forgeries weigh 1.1 grams. to hide the fact that you can't remember which bag contains forgeries, you plan to go just once to the central weighing machine to get one accurate weight. how can you identify the bag with the forgeries with just one weighing?

In the film, zeke the zombie slayer versus the zombies from space, zeke slayed 140 zombies. in the sequel, zeke the zombie slayer versus the zombies from space, part 2, he slayed 5% more zombies. how many zombies were slain by zeke in the sequel?

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?