Madeline has 10 flowers. If 4 flowers are red, 2 flowers are white, and the rest are blue, what percentage of flowers are blue?
There are 4+2 = <<4+2=6>>6 flowers that are not blue.
Thus, there are 10-6 = <<10-6=4>>4 blue flowers.
Thus, blue flowers make up (4/10)*100=<<4/10*100=40>>40%.
#### 40