Mark was thinking of a number. Mark doubles it, then adds 11 to get an answer of 52.6. What was the original number?

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Which of these numbers of simulations of an event would be most likely to produce results that are closest to those predicted by probability theory? 15, 20, 5, 10

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?