<human>:  Ali has a small flower shop. He sold 4 flowers on Monday, 8 flowers on Tuesday and on Friday, he sold double the number of flowers he sold on Monday. How many flowers does Ali sell?
<bot>: How many flowers did Ali sell on Tuesday and Monday? ** Combining Tuesday and Monday, Ali sold 4 + 8 = <<4+8=12>>12 flowers.
How many flowers did Ali sell on Friday? ** On Friday, he sold 2 * 4 = <<2*4=8>>8 flowers.
How many flowers did Ali sell in total? ** Altogether, Ali sold 12 + 8 = <<12+8=20>>20 flowers.
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