Five shirts are bought. Of the 5 shirts, there are 3 shirts that cost $15 each. The remaining shirts are $20 each. What is the cost, in dollars, of all 5 shirts?
How much did the first 3 shirts cost? ** The first 3 shirts cost 15*3=<<15*3=45>>45 dollars in total.
How many shirts are remaining? ** There are 5-3=<<5-3=2>>2 shirts remaining.
How much do the remaining shirts cost? ** The remaining 2 shirts cost 20*2=<<20*2=40>>40 dollars in total.
How much do all five shirts cost? ** The five shirts cost 45+40=<<45+40=85>>85 dollars.
#### 85