contestada

Traveling at a speed of 42 miles per hour, a truck can travel a certain distance in 14 hours. in order to travel the same distance in 12 hours, the speed of the truck must be increased to

Respuesta :

[tex] \boxed{\text {Distance = Speed } \times \text{Time}} [/tex]

Distance = 42 x 14 = 588 km

-

[tex] \boxed{\text {Speed = Distance } \div \text{Time}} [/tex]

Speed = 588 ÷ 12

Speed= 49 miles/hour

-

Answer: The speed of the truck must be increased to 49 miles/hour

Otras preguntas