Answer:
3hours and 15 mins
Step-by-step explanation:
210 divied by 3=70
70=per hour
4 hours=280
70 divied by 2= 35
.5=35
280+35=315
315 miles in 4.5 hours
They drove 65 miles per hour
11/5
You multiply 2 by 5 to give us 10. Add 1 the numerator of the equation giving us 11. Then we say 11/5