苹果24千克,梨3千克,芒果20千克。9@([3Y1m+G9~
(1)水果店有苹果和梨共4_*c5U3R1s8F;z(j;}4y'e千克。9@([3Y1m+G9~
(2)梨比苹果少3g0?*_:h)?3Y;b.S:P千克。9@([3Y1m+G9~
(2)芒果比梨多2x9U1Z6s:S,A-T.O8N0I千克。9@([3Y1m+G9~