Need help on 2 questions

Question 1: Compared to last month, there was a 50% increase in the number of houses sold this month.

Question 2: the runners time to complete the marathon was 10% less than the time to complete the last marathon.

Use the picture as an example.

Need help on 2 questions Question 1 Compared to last month there was a 50 increase in the number of houses sold this month Question 2 the runners time to comple class=