At its lowest point, the temperature on Tuesday night had dropped 15.6°C from Tuesday’s high temperature of 8°C. What was the low temperature on Tuesday night?

Megan is making bracelets to sell to earn money for the local animal shelter. it takes her 1/4 hour to pick out all the beads and 1/10 hour to string them.this week, she only has 5 1/4 hours to make bracelets. how many bracelets will megan be able to make?