170k views
3 votes
Store A: $25 for a 45 minute lesson Store B: $30 for a 1 hour lesson Store C: $45 for a 1.5 hour lesson Store D: $80 for three 1 hour lessons Julie wants to purchase swim lessons for her son. There are four different stores that offer swim lessons. Based on the lowest cost per minute, which store has the BEST deal? A) Store A B) Store B C) Store C D) Store D

User Timfjord
by
7.7k points

2 Answers

1 vote

it is d your welcome

User Talk Nerdy To Me
by
7.1k points
3 votes

Answer:

Store D

Explanation:

Store A:

25 dollars for 45 minutes, that means .5555 dollars per minute

Store B:

30 dollars for 60 minutes (1 hour), that means .5 dollars per minute

Store C:

45 dollars for 90 minutes (1.5 hours), that means .5 dollars per minute

Store D:

80 dollars for 180 minutes (three 1 hour lessons), that means .444 per minute


User Hbinduni
by
7.2k points