Area and volume

I have posted my answers and please which ones are wrong. Please explain the wrong ones. Thanks.

1.Find the lateral area, total area, and volume of the solid figure. Leave answer in exact form.
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LA= 60 TA= 96 V= 288

2. Find the lateral area, total area, and volume of the solid figure. Leave answer in exact form.
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LA= 60 TA= 78 V= 90

3. Find the lateral area, total area, and volume of the solid figure. Leave answer in exact form.

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Surface area= 256 V= 2048/3

http://0.tqn.com/d/math/1/5/t/L/conerr.jpg

http://0.tqn.com/d/math/1/5/F/F/Cylinderr.gif

http://0.tqn.com/d/math/1/5/I/F/spherer.gif