All ISEE Middle Level Math Resources
Example Questions
Example Question #1 : How To Find Mean
On the first four exams, Charley scored 92, 88, 76, and 74. Charley wants to have a test average of 85%. What must Charley score on the fifth exam to average 85%?
100%
95%
90%
82%
85%
95%
The summation of the first four exams equals 330. Using the equation for average, Charley needs to get a 95 on the last exam.
Example Question #1 : Data Analysis
Give the mean of the following data set:
Since there are 16 elements, divide their sum by 16 to get the mean:
Example Question #1 : How To Find Mean
Find the average of this set of numbers:
521, 834, 754, 902, 899
First, add all the numbers in this set:
Divide, 3910 by the total amount of numbers in the set:
Answer: The average is 782.
Example Question #561 : Isee Middle Level (Grades 7 8) Mathematics Achievement
Adrienne is trying on dresses for prom. The dresses she likes each cost ,
,
and
, respectively. What is the average dress price that Adrienne is considering?
First, add up all of the dress prices:
Then, divide by the number of dresses:
Answer: The average dress price is
Example Question #562 : Isee Middle Level (Grades 7 8) Mathematics Achievement
Find the average of this set of numbers:
2521, 2512, 2525, 2552, 2551, 2525, 2517
First, add all the numbers in this set:
Then, divide by the amount of numbers in the set:
Answer: The average is
Example Question #21 : Mean
In my town, a gallon of milk costs $3.21, $3.39 and $3.51 in three different stores. What is the average price of a gallon of milk in my town?
First, add all of the prices:
Then divide, that amount by 3 (number of stores in town):
Answer: The average price of a gallon of milk is
Example Question #2 : How To Find Mean
In my town, a gallon of gas costs $3.47, $3.79 and $3.60 in three different stations. What is the average price of a gallon of gas in my town?
First, add all of the prices:
Then, divide by 3 (total number of stations)
Answer: The average price for a gallon of gas in my town is
Example Question #251 : Data Analysis And Probability
Find the mean in this set of numbers:
3343, 4434, 4334, 3343, 4343, 3434, 3334
First, add all the numbers in this set:
Then, divide by 7 (the amount of numbers in this set):
Answer: The mean is 3795
Example Question #561 : Isee Middle Level (Grades 7 8) Mathematics Achievement
Find the mean for this set of numbers:
6366, 6336, 6366, 6633, 6333, 6363, 6669
First, add all the numbers in the set:
Then, divide by the total amount of numbers in the set:
Answer: The mean is 6438
Example Question #1 : How To Find Mean
Felicia ran three races as a member of the track team. The races were 1000 meters, 2000 meters and 1800 meters, respectively. What was the average distance of the 3 races?
First, add the lengths of the races:
Then divide by the number of races:
Answer: The average race was 1600 meters.
All ISEE Middle Level Math Resources
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