Answer: The girls walked miles.
Step-by-step explanation:
Given: Distance from home to school = mile
Distance from school to store = mile
Distance from store to home = miles
Total distance =
= [L.C.M.(10,8,5)=40]
=
=
= miles
Hence, The girls walked miles.
The average rate of change is 0.19
Answer:
10 years
Step-by-step explanation:
the average or mean value is the sum of all data points divided by the number of data points.
x = the unknown age of the 5th student.
average = 9 = (5 + 7 + 8 + 15 + x)/5
45 = 5 + 7 + 8 + 15 + x = 35 + x
x = 45 - 35 = 10
the 5th student is 10 years old.
Answer:
−7/18
Step-by-step explanation:
Subtract 5/9 from both sides of the equation
Answer: b
Step-by-step explanation: 600 is the total so, just do 10x and 12