A random survey of 100 cars found the following frequency distribution for the fuel efficiency of the car, as measured in miles per gallon.

What is the average diastolic blood pressure for adults

Hey hotel charges guests $19.75 a day to rent five video games at this rate which expression can be used to determine the charge for renting nine video games for one day at this hotel? pls

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of