Question

Help with math, type letter​

Answer 1

Answer:

The answer is D. mark me brainliest plz.

Step-by-step explanation:

Happy New Years

Answer 2

Answer:

$\large\boxed{D.\ \dfrac{practice\cdot days}{distractions^2}}$

Step-by-step explanation:

$S=\dfrac{P\cdot t}{D^2}\\\\P\to practice\\t\to days\\D\to distractions\\\\S=\dfrac{P\cdot t}{D^2}\ \bigg(\dfrac{practice\cdot days}{distractions^2}\bigg)$