A test of a new car results is 420 miles on 10 gallons of gas . How far Could you drive on 55 gallons of gas ? and what is the cars mileage? i really stuck on this ​

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?