Answer:
46 mph and 61 mph
Step-by-step explanation:
Distance=speed*time
Let speed of one bus be x and another x+15
After 3 hours
First bus would have traveled 3x while second bus 3(x+15)=3x+45
Total distance= 3x+3x+45=6x+45
6x+45=321
6x=321-45=276
x=276/6=46 mph
x+15=46+15=61 mph
Jacob is correct in thinking that because the mean represents the average of several quantities
Answer:
21
Step-by-step explanation:
plug in 4 where you have the j
6(4)-3=
24-3=
21
Answer:
below:
Step-by-step explanation:
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