ACT Math : Other Decimals

Study concepts, example questions & explanations for ACT Math

varsity tutors app store varsity tutors android store varsity tutors amazon store varsity tutors ibooks store

Example Questions

1 3 Next →

Example Question #11 : Decimals

You bought a dozen eggs marked at  and received  change from . What is the percent of sales tax?  

Possible Answers:

Correct answer:

Explanation:

Set the equation up as 

 

Solve for , which equals  

or

Therefore the percent sales tax is: 

Example Question #51 : Decimals

What is ?

Possible Answers:

Correct answer:

Explanation:

0.625 is equal to , while .25 is equal to . Dividing by fractions is the same as multiplying by the reciprocal of the divisor. Thus,    which equals , which simplifies to 2.5.

Example Question #21 : Other Decimals

Divide:  

Possible Answers:

Correct answer:

Explanation:

Eliminate the decimal place on the denominator by moving the decimal place 2 spaces to the right.  Follow suit for the numerator.  The decimal place should also move the same number of units to the right.  Evaluate.

Example Question #1 : How To Divide Decimals

Divide:  

Possible Answers:

Correct answer:

Explanation:

Rewrite  so that both are in fraction form.

Convert the division sign to multiplication, and take the reciprocal of the 2nd term.

1 3 Next →
Learning Tools by Varsity Tutors