Edgar earns $12 per hour at his job during his weekdays. his hourly earning increased by 50% when he works during weekends. edgar worked 20 hours this week on weekdays. what is minimum whole number of hours edgar will have to work during this weekend in order to earn at least $400 this week?

When your working with the passage-based reading questions on the psat do all of the following except. a)make sure you read each question throughly. b) try to answer each question before you look at the answers. c) plan to spend most of your time reading the passage. d) make sure your answer choice is the most correct number me

What did pavlov initially notice about the animals in his original research after conditioning took place?

How are brightness and size related when it comes to stars