How many students are there in your class?<br />There are fifty.<br />How do they go to school?<br />Half of them work to school.<br />Twenty students take the bus.<br />What about you?<br />How do you get to school?<br />Ah, I go to school with my father in his car.<br />He is a teacher in our school.<br />Really? That's great!<br />What does your father teach?<br />History. That's my favorite subject.<br />How many students are there in your class?<br />There are fifty.<br />How do they go to school?<br />Half of them work to school.<br />Twenty students take the bus.<br />What about you? How do you get to school?<br />Ah, I go to school with my father in his car.<br />He is a teacher in our school.<br />Really? That's great!<br />What does your father teach?<br />History. That's my favorite subject.
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How many students walk to school in the boy's class?