David mowed 2/3 of the yard in 1/2 hour how long will it take him to mow the whole yard?

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

Which graph represents the equation y =4x

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2