'Je vais' (I go), 'elles vont' (they go), and 'ils apprennent' (they learn) are all correct conjugations. 'Vais' is from 'aller' (to go), 'vont' is from 'aller' for 'ils/elles', and 'apprennent' is from 'apprendre' (to learn). 'Je vas' is incorrect - first person singular of aller is 'vais'.