Hi there, I've received a problem set back from my professor & I got this question wrong. He hasn't given me feedback so could I have some help on how to answer them.

20)An individual decided to invest in a project that pays-off $100,000 with probability 0.3 and $10,000 with probability 0.7 (both in gross value). Assume that there is an insurance that guarantees the individual a wealth of $40,000. What is the maximum amount of premium the individual would be willing to pay for this insurance if the individual's Bernoullian utility function is u(w) = vw and the project costs $10,000? a) 690. b) 64,900, C) 631,900, d) EO