The answer is 26. You do 10/1 multiplied by the reciprocal of 5/13 which is 13/5. If you multiply them you get 130/5 which when simplified is 26.
12 lawns/9 hours = 1.33 lawns per hour
One less than twice a number is seventeen.
Answer:
Use the one line segment as flower stem and use the 8 rays as petals.