Determine whether the ratios 2/5 and 20/50 are proportional.

an investment lost $975. write an integer to represent this situation. then find the additive inverse of the integer, and tell what it represents.

abc shoes and lo-price shoes both sell quickrunner shoes. abc shoes sells the shoes for $60.05, and lo-price shoes sells them for $38.85. today, abc shoes decides to offer a 30% discount. which store offers the better deal?

during a review game, mr. pai's class correctly answered 69 questions on the first try. if there were 72 questions in the game, at what rate were questions answered correctly on the first try? express your answer as a decimal. round to the nearest hundredth