SAT Math : Whole and Part

Study concepts, example questions & explanations for SAT Math

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Example Questions

Example Question #11 : Whole And Part

If Mr. Jones’ math class has 8 boys and two-thirds of the class are girls, how many total students are in the class?

 

Possible Answers:

Correct answer:

Explanation:

If two-thirds of the class are girls, then one-third must be boys. Set up an equation comparing the number of boys to how much they represent in the entire class:

8 = (1/3) x, where x is the number in the entire class.

When we solve for x in the equation we get x = 24.

 

 

Example Question #5 : How To Find The Whole From The Part

 is what  of what? 

Possible Answers:

Correct answer:

Explanation:

With the given information, we can set up a proportion. 

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