Question

Please help with this question.

Answer 1

Let's do

$\\ \sf\longmapsto 5n^2\geqslant 3000$

$\\ \sf\longmapsto n^2\geqslant 3000/50$

$\\ \sf\longmapsto n^2\geqslant 60$

$\\ \sf\longmapsto n\geqslant √60$

$\\ \sf\longmapsto n\geqslant 7.32$

Answer 2

Answer: don't know sorry

Step-by-step explanation: