CUET Preparation Today
CUET
General Test
Quantitative Reasoning
Algebra
If $4a+\frac{1}{5a}= 4,$ then the value of $25a^2 +\frac{1}{16a^2}$ is:
$\frac{45}{2}$
$\frac{55}{2}$
$\frac{43}{2}$
$\frac{45}{4}$
