Question Details

Detailed explanation and options for the selected question.

The sum of the reciprocals of two numbers is 1/4. If one number is 12, what is the other?

A. 6
B. 8
C. 10
D. 16

Explanation:

Let the other number be x. Then, 1/12 + 1/x = 1/4. Solving gives x = 16. Other options are incorrect.

Related Topics

How to Simplify Surds (Irrational Square Roots)

Revision Notes

How to Perform Long Division

Revision Notes

How to Use Scientific Notation

Revision Notes

How to Solve Angle Chasing Problems

Revision Notes

How to Use Matrices for Solving Linear Systems

Revision Notes

What Is the Central Limit Theorem?

Revision Notes

How to Solve Simple Diophantine Equations with Two Unknowns

Revision Notes

How to Factor the Sum or Difference of Cubes

Revision Notes

How to Use the Law of Cosines in Any Triangle

Revision Notes

How to Identify Amplitude, Period, Phase Shift, and Vertical Shift in Trig Functions

Revision Notes