1. 1.) Change these 12-hour times into 24-hour times: a)5amb) 7pmc)3.30pmd)5.15pm e) 7.17am f)12noong)10.16pmh)8.12ami)1.16amj)8.12pm a) 0500b) 1900c) 1530d) 1715e) 0717 f) 1200g) 2216h) 0812i) 0116j) 2012 2.) Change these 24-hour times into 12-hour using am and pm: a) 0516b) 1212c) 1619d) 1851e) 2133 f) 0720g) 1926h) 2359i)1127j) 0000 a) 5.16amb) 12.12pmc) 4.19pmd) 6.51pme) 9.33pm f) 7.20amg) 7.26pmh) 11.59pmi) 11.27amj) midnight

2. Miss Quickfeet is a marathon runner. She trains very hard every day. She starts training at 6.30am every morning and finishes at 7.46am, how long does she train each day? EXAMPLE 1

3. EXAMPLE 2 Duncan had an appointment for the dentist, However it was really busy. He had to wait until it was his turn to go in, he arrived at 10.23am and was seen at 13.16pm. How long did poor Duncan have to wait ?

4. Mr Marsh was travelling from Glasgow to London by train to visit his relatives. His train departed Glasgow at 11.47am and he arrived in London at 5.29pm. How long did his journey last? EXAMPLE 3

5. EXAMPLE 4 Bobby Decided to go to Italy on Holiday. His flight left Glasgow at 22.15 and arrived in Rome at 3.45am. How long was his flight?