1 A motorboat travels the distance between ports A
and B on a river and returns to
5 h. Find the distance between
2
two ports if the speed of the
boat in calm water is 16.5 km/h
and the current speed is 1.5 km/h

Can somebody me out with this question

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.

Solve the equation for x.3(6x - 1) = 12 i've tried doing the math and i can't find out what i'm doing wrong