Miranda and jean are planning a trip together. they want to drive, but they’re not sure whose car to take. jeans’s car uses 5/12 gallons of gasoline to travel 12 1/2 miles. miranda’s car can go 20 5/7 miles on 5/7 gallons of gasoline. whose car is more fuel efficient, and what is the cars fuel efficiency in miles per gallon?

The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

State if the two triangles are congruent. if they are, state how you know?