 
 <translate> There are 20 hands in Peter’s class, not including his. Assume every student in the class has 2 arms and 2 hands. How many students are in Peter’s class including him? Let's answer step by step: <hau> Akwai hannu 20 a ajin Peter, ban da nasa. Ka ɗauka cewa kowane ɗalibi a cikin aji yana da hannu biyu da hannu biyu. Almajirai nawa ne a ajin Peter har da shi? Bari mu amsa mataki-mataki: 