How do i do this? i do not understand.

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min if they did not stop driving, how many miles could kyle and elijah drive in a whole day? ? 1 day = 24 hours. plzzz i will give you 100 points

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)

Asap! i'm not good math and i'm lost.