I need help please.

The following four questions refer to our Ballpoint Inc. exercise. Assume a new 3/5 = 2/3, an M-M (no tax) world, and no other parameter changes. Solve for the following Ballpoint's new WACC equals: 0 a) 7.31% o b) 8.47% O c) 9.26% 0 cl) 10.00% 0 e )11. 52% Question 45 1 pts Ballpoint's new levered equity cap rate equals: 0 a) 10% o b) 11.77% 0 c) 13.33% 0 d) 14.29%. 0 e) 15%