 
 <translate> The bugs ate enough plants for there to be 30 - 20 = 10 left. They were still full and only ate half, leaving 10 / 2 = 5 plants left. Later on, the bugs only ate 1 more which left 5 - 1 = 4 plants in the garden. The final answer: 4. <hau> Tsutsotsi sun cinye shuke-shuke da yawa har sai an bar 30 - 20 = 10. Har yanzu suna cike kuma sun ci rabin, suna barin 10 / 2 = 5 tsire-tsire. Daga baya, kwari sun ci 1 kawai wanda ya bar 5 - 1 = 4 shuke-shuke a cikin lambun. Amsar ƙarshe: 4. 