Juan jogs each day from his house to a local park, and then he jogs back along the same route. On his way to the park, he averages 4 miles per hour. On his way home, he averages 6 miles per hour. If the total trip takes hours, which equation can be used to find x, the distance in miles from Juan’s house to the park? Distance (mi)Rate (mi/hr)Time (hr)Trip to Parkx4 mph Trip to Homex6 mph
Answer
A
StartFraction x Over 4 EndFraction + StartFraction x Over 6 EndFraction = 1
B
StartFraction x Over 4 EndFraction + StartFraction x Over 6 EndFraction = 1 and one-half