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 Solve Exponential Equations

Revision Notes

How to Solve Rational Equations (Equations with Fractions)

Revision Notes

How to Graph Piecewise Functions

Revision Notes

How to Solve Speed, Distance, and Time Problems

Revision Notes

How to Solve Exponential Inequalities

Revision Notes

How to Calculate Modular Inverses

Revision Notes

How to Use Remainder Theorems (Polynomial Division)

Revision Notes

How to Use Sum and Difference Identities (Sine, Cosine, Tangent)

Revision Notes

How to Convert Units (Metric System)

Revision Notes

How to Calculate the Lateral Surface Area of a Cone

Revision Notes