ISEE Lower Level Quantitative : How to find the answer from a table

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

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Example Questions

Example Question #1 : How To Find The Answer From A Table

Use the following table to determine the cost of purchasing two books.

10

Possible Answers:

Correct answer:

Explanation:

The relationship between the values is ,

where  represents the cost of purchased books and  represents the number of books purchased. 

 

Once we realize this, we can determine how much purchasing two books  would cost: 

Example Question #2 : How To Find The Answer From A Table

Use the table to determine how much one cupcake would cost.

11

Possible Answers:

Correct answer:

Explanation:

We can determine the relationship between the values by creating a ratio of number of cupcakes to cost:

 

Where  represents the cost of 1 cupcake. 

We can now solve for 

The cost of one cupcake is then $0.85

Example Question #3 : How To Find The Answer From A Table

The following table consists of the test grades from  students. Use the table to determine how many students received a  on the test.

12

Possible Answers:

Correct answer:

Explanation:

We were told the grades are from  students. The most direct way to solve this problem is to add the numbers of students listed so far:

We know there is a total of  students so we can set up the equation:

 which leaves us with 

So the missing value is eight.

Example Question #1 : How To Find The Answer From A Table

Use the table to determine how much one cupcake would cost.

11

Possible Answers:

Correct answer:

Explanation:

We can determine the relationship between the values by creating a ratio of number of cupcakes to cost:

 

Where  represents the cost of 1 cupcake. 

We can now solve for 

The cost of one cupcake is then 

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