Question

A school records the number of pupils that were late each month

Answer 1

Colin is wrong!

the graph only increases by 10s after 20!

Answer 2

Colin is wrong

Explanation given below..

Hope it helps!

Explanation:

No he's is not correct because the number of pages in January was 30 while the number of pages in March was 20. 20 is not half of 30 and hence it can be concluded that Colin is wrong. For the statement to be correct the number of lates in march should be 30/2 that is equal to 15.