Answer:
Step-by-step explanation:
We have the four thickest books from the line plot given by
Two books of 
inch thick and the two books of 
inch thickness.
So when the two inch thick book is being piled on the top of a inch thick books.
Therefore, the total thickness of the pile of books is given by :
Therefore, the thickness of the pile is .
Answer:
10.375
Step-by-step explanation:
To find the mean, you need to add up all of the numbers and then divide by the amount of numbers.
4 + 5 + 8 + 12 + 12 + 13 + 14 + 15 = 83
83 ÷ 8 = 10.375
Divisibility by 2 would be the correct answer. Two is an even number, and the only listed at that. Odd numbers are only divisible by another odd number. Hope I helped you !
It will take 8 minutes.
You use a proportion
5/1=2400/x you use 2400 because 2.4km=2400 meters and u need to use the same unit of measurement.
so cross multiplying gives you 5x=2400 which is equal to 480. BUT this is 48 seconds, and it asks you how many minutes, not seconds. So, you divide by 60 because there are 6 seconds in a minute, and you get 8.
Answer:
Step-by-step explanation:
Proportion of Heat Loss Between sundown and midnight
Proportion of Heat Loss between midnight and 4 AM 
Proportion of Total Heat Already Lost 
Proportion of Remaining Heat 
Between 4 AM and 5 AM, five-eighths of the remaining heat is lost.
Proportion of Heat Loss between 4 AM and 5 AM= 
Therefore, Proportion of Remaining Heat Left 
We therefore say that:
