200 km....... 3,5 h
100 km........1,5 h
v1= 200/3,5=57,1
v2= 100/1,5= 66,6
vm=( 57.1+66,6)/2≈ 61,5 km/h
Answer:7n+28
Step-by-step explanation:
The correct answer is B.
To increase the median you have to add or subtract a whole number from the set. Because this just changed the value of one of them the median stays the same.
No she will be short. if you buy 2 dozen witch equals 24 because 12 is one dozen times another is 24. The total will be 13.2 she will not have enough.