Work through the levels in order. Type your answer and press Check — open the worked solution if you get stuck. Answers like -6, 3/4 or 0.25 are typed exactly as shown. A ⭐ Bonus Challenge at the end is extra credit — skip it if the rest was hard work.
15 questions · official format, shuffled order
1 A coach leaves at 2135 and arrives at 0410 the next morning. How long is the journey?
Show worked solution
2135 to 0000 is 2 h 25 min. 0000 to 0410 is 4 h 10 min. Together: 6 h 35 min.
2 Mia arrives at the cinema at 2:30 pm and must leave by 4:15 pm. Which film can she watch from start to finish?
Show worked solution
P and Q have already started by 2:30. S ends at 4:30, too late. R runs 2:40 to 4:05 and fits.
3 The 1st of this 31-day month is a Thursday. What is the date of the last Monday of the month?
Show worked solution
Mondays fall on the 5th, 12th, 19th and 26th. The next would be the 33rd, which does not exist, so the last Monday is the 26th.
4 Today is Wednesday. What day of the week will it be in 100 days?
Show worked solution
100 = 14 × 7 + 2, so it is two days on from Wednesday: Friday.
5 A shop is open from 0835 to 1720, Monday to Friday. How long is it open in a week?
Show worked solution
0835 to 1720 is 8 h 45 min. Five days: 40 h and 225 min = 3 h 45 min, so 43 h 45 min.
6 Perth time is 3 hours behind Sydney time. A video call starts at 7:30 pm Sydney time and lasts 1 h 45 min. What time does it end in Perth?
Show worked solution
7:30 pm + 1 h 45 min = 9:15 pm in Sydney. Three hours earlier in Perth: 6:15 pm.
7 A train departs at 0655 and arrives at 1320.
1 The journey takes 6 h 25 min.
2 It arrives at 1:20 pm.
3 If it left 40 minutes late and took the same time, it would arrive at 1340.
Which statements are correct?
1 The journey takes 6 h 25 min.
2 It arrives at 1:20 pm.
3 If it left 40 minutes late and took the same time, it would arrive at 1340.
Which statements are correct?
Show worked solution
0655 → 1255 is 6 h, plus 25 min to 1320 (1 ✓). 1320 is 1:20 pm (2 ✓). 1320 + 40 min = 1400, not 1340 (3 ✗). 1 and 2.
8 Auckland is 2 hours ahead of Sydney. A flight leaves Sydney at 2230 on Saturday and takes 3 h 10 min. What is the local time in Auckland when it lands?
Show worked solution
2230 + 3 h 10 min = 0140 on Sunday, Sydney time. Auckland is 2 h ahead: Sunday 3:40 am.
9 Sam reaches the bus stop at 7:32. The bus ride to school takes 25 minutes. When does Sam arrive at school?
Show worked solution
The 7:25 has gone, so Sam takes the 7:50. 7:50 + 25 min = 8:15.
10 A camp starts at 4 pm on Friday and ends at 10 am on Monday. How many hours does it last?
Show worked solution
Three days is 72 h. Monday 10 am is 6 h before 4 pm, so 72 − 6 = 66 hours.
11 A month with 31 days has five Saturdays, five Sundays and only four Fridays. On which day of the week does the month begin?
Show worked solution
The three extra days must be Saturday, Sunday and Monday (five each), so the 1st, 2nd and 3rd are Saturday, Sunday, Monday. The month begins on Saturday.
12 Two swimmers finish a race in 1 min 58.4 s and 2 min 03.1 s. By how many seconds did the winner win?
Show worked solution
123.1 − 118.4 = 4.7 seconds. (Subtracting the digits as written gives 4.7 only if you remember a minute is 60 s, not 100.)
13 The clock shows the time Jo left home in the morning. She was out for 2 h 50 min. When did she get back?
Show worked solution
10:25 + 2 h = 12:25 pm. 12:25 + 50 min = 1:15 pm.
14 A clock loses 3 minutes every hour. It is set to the correct time at 8:00 am. What time does it show at 4:00 pm the same day?
Show worked solution
8 am to 4 pm is 8 hours. 8 × 3 = 24 minutes lost, so it shows 3:36 pm.
15 This is the timetable for one train.1 Central to Bay takes 1 h 3 min.
2 The longest gap between stations is Park to Hill.
3 A passenger who reaches Park at 0830 has missed this train.
Which statements are correct?
2 The longest gap between stations is Park to Hill.
3 A passenger who reaches Park at 0830 has missed this train.
Which statements are correct?
Show worked solution
0812 to 0915 is 63 min = 1 h 3 min (1 ✓). The gaps are 17, 22 and 24 min, so Hill to Bay is longest (2 ✗). The train left Park at 0829 (3 ✓). 1 and 3.