Solve this problem. john wants to buy a catcher's mitt for $32.85 and a team jacket for $24.30. he has $45 saved. how much more money does john still need to save? how can estimation could be used to make sure the answer is reasonable? a. john needs $12.15 more. estimation: $33 $24 = $57. $57 – $45 = $12. john needs about $12 more to buy the two items. b. john needs $28.58 more. estimation: $33 $24 = $57. $57 ÷ 2 = $28.50 john needs about $28.50 more to buy the two items. c. john needs $102.15 more. estimation: $33 $24 = $57. $45 $57 = $102. john needs about $102 more to buy the two items.