Is okay you lease a car at $415 per month for 4 years estimate the total cost of the least

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

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?

Abook store is having a 30 perscent off sale. diary of the wimpy kid books are now 6.30 dollars each what was the original price of the books