Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B2

Chapter

Numbers, Quantification and Numerical Applications

Question:

Two positive numbers x and y whose sum is 16 and $xy^3$ is maximum are :

Options:

$x=5, y=11$

$x=7, y=9$

$x=4, y=12$

$x=2, y=10$

Correct Answer:

$x=4, y=12$