Manoj's goal is to be investing some money for one year with no risk. Manoj notices the following:

• Security W has a price today of $57.81 and in one year it will pay $100 if the economy is weak and $0 if the economy is strong.
• Security S has a price today of $37.05 and in one year it will pay $0 if the economy is weak and $100 if the economy is strong.
• The economy in one year will either be weak or strong and the probability of a strong economy is 47.3%.
• In one year, the market index will have payoffs of $699 if the economy is weak and $1,423 if the economy is strong.

What rate of return will Manoj achieve if he sets up his holding to accomplish his goal?

Answer in % and include four decimal places.