What is the sum of all the integers between the square root of 19 and the square root of 77

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

What is the equivalent fraction for the following fraction using 5 as the multiplier? 1/2

What is the the area of this triangle expressed as a monomial?