Can somebody me with these 3 questions! 15pts

2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

Ateacher has $80 to buy workbooks. each work book cost $3. if she buys as many workbooks as possible, how much money does she have leftover? a) $2 b) $4 c) $6 d) $8

Adiverr from the university of florida women’s swimming and diving team is competing in the ncaa zone b championships