Answer:11 black horses : 75 white horses
Step-by-step explanation:
we know thw white horses and how many there are but we dont know how many black ones so u take the number of white horses and subtart it from the total and get the number of black horses
Answer:boys: median=50, mean=46
Girls: median= 33, mean=34
Step-by-step explanation:
Mean is the average. Median is the middle number. Both groups had 10 scores. Boys ranged from 15-81. Girls from 0-75; their mean & median would be less because their scores are less.
Answer:
1/3
Step-by-step explanation:
1 rise
3 run
Answer:
The speed of the truck is 42 mph
Step-by-step explanation:
we know that
The speed is equal to divide the distance by the time
Let
s -----> the speed in miles per hour
d ----> the distance in miles
t ----> the time in hours


step 1
Find out the distance traveled by the car at 7:00 P.M
we have



substitute the values

step 2
Find out the speed of the truck
we know that
At 7:00 P.M the distance is equal to


substitute

