At a shop in Japan, women's T-shirts are sold every 30 minutes for $18, and men's T-shirts are sold every 40 minutes for $15. This shop is open from 10 am until 10 pm. How much does the shop earn selling T-shirts per week?
How many minutes are in a day? ** First, the shop is open 12 hours * 60 minutes = <<12*60=720>>720 minutes per day.
How many women's T-shirts are sold per day? ** So, 720 / 30 = <<720/30=24>>24 women's T-shirts sold per day.
How much does the shop earn selling women's T-shirts per day? ** The shop earns 24 * $18 = $<<24*18=432>>432 selling women's T-shirts per day.
How many men's T-shirts are sold per day? ** Similarly, 720 / 40 = <<720/40=18>>18 men's T-shirts are sold per day.
How much does the shop earn selling men's T-shirts per day? ** The shop earns 18 * $15 = $<<18*15=270>>270 selling men's T-shirts per day.
How much does the shop earn selling T-shirts per day? ** The shop earns $432 + $270 = $<<432+270=702>>702 per day selling T-shirts.
How much does the shop earn selling T-shirts per week? ** The shop earns $702 * 7 = $<<702*7=4914>>4914 per week.
#### 4914