The average is all the numbers added together and then divided by the # of numbers.
(80+85+90+88+86+83+89+70)/8
=671/8
=83.875
Order of operations has the brackets first and then the division.
The average of the prime numbers between 80 and 90 is 83.
A reasonable estimate for 83*69 is 80*70 = 5600.The true figure, for comparison, is 5727.
83 to 70 is a 15.6627% decrease.
80
36 + 47 = 83
its prime. sorry :(
83
Your average score would be 80.
the answer is 83
The average of the prime numbers between 80 and 90 is 83.
A reasonable estimate for 83*69 is 80*70 = 5600.The true figure, for comparison, is 5727.
80+30
If 5 scores average 80, their sum is 400.If 6 scores average 83, their sum will be 498.The sixth score must be (498 - 400) = 98% .
80 and 30 are easy to add to they would work
The average weight of an 11 year old is 80 to 83 pounds.
83 to 70 is a 15.6627% decrease.
83 to 70 is a 15.6627% decrease.