To know how far your values differ apart from the mean of the records
The area of the figure is 26 square units. There is 6 of a 2 which adds up 12 and there is one 8 and adding it with 12 would be 20. The last number was a 6 so you add 20 with 6 which adds up of 26 square units. So the area Of the firgure is 26 square units.
To solve this problem we can set up a proportion.
Then cross multiply and divide.
99*6=594/78= 7.6.
Lisa would have had to study about 7.6 hours to get a score of 99.
Answer:
The first number is 6.75
The second number is 20.25
Step-by-step explanation:
I went into decimals