The price of a gallon of gas has dropped to $2.83 today. yesterday’s price was $2.89. find the percentage decrease. round your answer to the nearest 10th of a percent

Which of the following can be used to explain a statement in a geometric proof?

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document

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?