ISEE Middle Level Quantitative : Mean

Study concepts, example questions & explanations for ISEE Middle Level Quantitative

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Example Questions

Example Question #13 : Mean

Find the mean in this set of numbers:

9078, 9008, 9800, 9099, 9009, 9090, 9008

Possible Answers:

Correct answer:

Explanation:

First add all the numbers:

Then, divide that number by 7:

Answer: The mean is 9156

Example Question #111 : Mean

While shopping for a couch, Mila found four she really liked. Each cost , and . What is the average price of a couch Mila is considering?

Possible Answers:

Correct answer:

Explanation:

First, add all the prices:

Then, divide by 4 (the number of couches):

Answer: The average price of a couch Mila is considering is $612.

Example Question #453 : Ssat Middle Level Quantitative (Math)

Elizabeth went food shopping today. She spent $32.78, $21.63 and $19.39 at each supermarket. How much did Elizabeth spend, on average, at each supermarket?

Possible Answers:

Correct answer:

Explanation:

First, add the amounts Elizabeth spent at each supermarket:

Then divide by 3 (the number of supermarkets she went to):

Answer: On average, Elizabeth spent $24.60 at each supermarket.

Example Question #22 : Data Analysis

Find the mean in this set of numbers:

Possible Answers:

Correct answer:

Explanation:

First add all the numbers in the set:

Then, divide that number by 5:

Answer: The mean is 619.

Example Question #454 : Ssat Middle Level Quantitative (Math)

Find the mean in this set of numbers:

210, 120, 110, 220, 120

Possible Answers:

Correct answer:

Explanation:

First, add up all of the numbers in the set:

Then, divide:

Answer: The mean is 156.

Example Question #21 : Mean

Patricia is shopping for a coat. She is considering three coats. Each costs $85.98, $93.29 and $88.99, respectively. What is the average price of a coat she is considering?

 

Possible Answers:

Correct answer:

Explanation:

First, add up all of the prices:

Then, divide .

Answer: The average price of a coat is $89.42.

Example Question #22 : Mean

Find the mean in this set of numbers:

11, 14, 13, 12, 18, 14, 12, 14, 17, 15

Possible Answers:

Correct answer:

Explanation:

First, add up all of the numbers:

Then, divide by ten because there are ten numbers in the set:

Answer: The mean is 14.

Example Question #23 : Mean

Find the mean of this set of numbers:

787, 778, 878, 877, 780

Possible Answers:

Correct answer:

Explanation:

First add up all of the numbers in the set:

Then, divide by five because there are five numbers in the set:

Answer: The mean is .

Example Question #24 : Mean

Norma made 11 Valentine's Day cards on Saturday, 13 on Sunday, and 9 on Monday? On average how many cards did Norma make each day?

Possible Answers:

Correct answer:

Explanation:

First, add the numbers:

Then, divide by 3:

Answer: On average, Norma made 11 cards each day.

Example Question #25 : Mean

Find the mean of this set of numbers:

Possible Answers:

Correct answer:

Explanation:

First, add the numbers:

Then, divide by 7:

 

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