Denise is going on a road trip with some friends. For the first leg of their trip, they drive on the highway for 2.5 hours before taking an exit. If they maintain a steady pace of 64 miles per hour, how far do they drive on the highway?

Solution

De ni se i s g o in g o n a ro a d t r i p w i t h so m e f r i e n d s . F or t h e f i rs t l e g o f t h e i r t r i p, t h ey d r i v e o n t h e hi g h w a y f or 2.5 h o u rs b e f ore t akin g an e x i t . I f t h ey main t ain a s t e a d y p a ce o f 64 mi l es p er h o u r, h o w f a r d o t h ey d r i v e o n t h e hi g h w a y ?

distance : 160

Solution steps

Translate the problem into an equation:

x = 64 \cdot 2.5

Solve for

x, x = 64 \cdot 2.5 : x = 160

distance : 160