easy formula to use or tvm solver?

3 McConnell Corporation has bonds on the market with 10.5 years to maturity, a YTM of 71 percent, a par value of $1,000, and a current price of $1,051. The bonds make semiannual payments. 10 points What must the coupon rate be on these bonds? (Do not found intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g. 32.16.) Print 54% References Coupon rate