The bar graph shows the numbers of reserved campsites at a campground for one week. What percent of the reservations were for Fr
iday or Saturday? Write the percent as a mixed number in simplest form.
1 answer:
You might be interested in
Answer:
- 16
Step-by-step explanation:
Average is calculated as
average =
Thus for the given 10 numbers we have
= - 5 ( multiply both sides by 10 )
total = - 50
let the number added be x, then
= - 6 ( multiply both sides by 11 )
total + x = - 66, that is
- 50 + x = - 66 ( add 50 to both sides )
x = - 16
The new number is - 16