I am thinking of two numbers. When I add my numbers, the answer is 1 When I multiply my numbers, the answer is 0.09 What are my numbers?

think of ways to add up 1.
0.5 x 20.4 and 0.60.3 and 0.70.2 and 0.80.1 and 0.9 then multiply them and you'll find the last one to be correct