David received $50 dollars working at his fathers store. he spent $20 dollers at the movies, and $10 dollers buyin comic books. after buying $5 worth of candy, he saved the rest. what is the ratio of the amount of money david spent to the amount thelat david saved

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset

Jose is going to use a random number generator 500500 times. each time he uses it, he will get a 1, 2, 3,1,2,3, or 44.