Marie had already read 1 book before joining a book club, and she plans to read 7 books per month now that she has joined. If Marie has read 50 books so far, how many months has she been with her book club?

John sets his watch 20 seconds behind, and it falls behind another 4 seconds each day. How many days has it been since John last set his watch if the watch is 40 seconds behind?

Cara already has 18 plants in her backyard, and she can also grow 7 plants with every seed packet she uses. How many seed packets does Cara need to have a total of 53 plants in her backyard?

The charity gala costs a flat fee of $11.89, plus an additional $5.72 per attendee. How many attendees can there be, at most, if the budget for the gala is $91.97?

Tommy learns two new appetizer recipes during each week of culinary school. After how many weeks of culinary school will Tommy know a total of 18 recipes?

A plumber charges $21.02 to visit a client's home, plus an additional $23.84 per hour. What is the duration, in hours, of a plumber's visit that costs $68.70?

Leah's birthday party costs $1 plus an additional $8 for every guest she invites. How many guests can there be, at most, if Leah can afford to spend $41 on her birthday party?

Mackenzie already knew 16 appetizer recipes before starting culinary school, and she will learn 3 new appetizer recipes each week of school. After how many weeks of culinary school will Mackenzie know a total of 37 recipes?

When ringing up a customer, a cashier needs 11 seconds to process payment as well as 4 seconds to to scan each item being purchased. If it takes 43 seconds to ring up a customer, how many items are being purchased?

Dakota's graduation picnic costs $9 for every attendee. At most how many attendees can there be if Dakota budgets a total of $36 for her graduation picnic?

Shane's Auto Wash earns revenue of $16 per customer. In all, how many customers does Shane's auto wash need to serve in order to have a total of $48 in revenue.

Zachary scores 21 points per coin. In all, how many coins does Zachary have to collect to score 42 points?