All SSAT Upper Level Math Resources
Example Questions
Example Question #251 : Number Concepts And Operations
Give the reciprocal of 0.8.
The reciprocal of a number is the quotient of 1 and that number. Divide 1 by 0.8 by moving the decimal point to the right in each number one place:
Example Question #252 : Number Concepts And Operations
Give the reciprocal of 0.75.
The reciprocal of a number is the quotient of 1 and the number.
Divide 1 by 0.75 by moving the decimal point to the right in each number two places:
Example Question #3 : How To Find The Reciprocal Of A Fraction
Add the reciprocals of 0.3 and 0.7. What is their sum?
The correct answer is not among the other responses.
, so its reciprocal is .
, so its reciprocal is .
Add them:
, so
Example Question #253 : Number Concepts And Operations
Subtract the reciprocal of 1.5 from the reciprocal of 0.125. What is the result?
The correct answer is not among the other responses.
, so its reciprocal is .
, so its reciprocal is 8.
The requested difference is
Example Question #4 : How To Find The Reciprocal Of A Fraction
Let be the reciprocal of 0.22. Which of the following is true of ?
, so its reciprocal is .
Since ,
Therefore, .
Example Question #6 : How To Find The Reciprocal Of A Fraction
Let be the reciprocal of 1.77. Which of the following is true of ?
, so its reciprocal is .
If 100 is divided by 177, the decimal equivalent is seen to be so
.
Example Question #7 : How To Find The Reciprocal Of A Fraction
Subtract the reciprocal of 11 from the reciprocal of 13. What is the result?
The reciprocals of 11 and 13 are, respectively, and . The requested difference is
This answer is not among the given choices.
Example Question #3 : Reciprocals
Add the reciprocals of , , and . What is the sum?
The reciprocals of 4, 6, and 8 are, respectively, . Their sum is
First we find the least common denominator between all three fractions.
Example Question #254 : Number Concepts And Operations
Find the least common denominator for the fractions and .
To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.
Example Question #255 : Number Concepts And Operations
Find the least common denominator for the fractions and .
To find the least common denominator, list out the multiples for each denominator then choose the lowest one that appears in both sets.