+ -
14 + 9 =
23
3 x 9 =
27
Convert 2hours and 22 minutes into minutes.
142 minutes
What is the mode of the following data set ?
4, 8, 2, 4, 3, 8, 6, 7, 8, 2, 3
8
25 - 17 =
8
45 ÷ 5 =
When it is 2:00 PM in Brisbane (AEST), what time is it in Perth (AWST)? (Note: Perth is 2 hours behind Brisbane.)
12:00pm
What is the range of the following data set ?
12, 9, 5, 14, 21, 11, 16, 14, 15, 10, 14, 20
16
18 - (-7) =
25
-7 x 7 =
-49
Write 7:35 PM in 24-hour time.
19:35
What is the median of the following data set?
1, 3, 3, 5, 6, 8, 8, 8, 9, 10
7
-12 + (-7) =
-19
-144 ÷ -12 =
12
A movie starts at 3:25 PM and finishes at 5:10 PM. How long is the movie?
1hour 45 minutes
What is the mean of the following data set?
2, 4, 1, 0, 3, 2
2
A diver is at −18 metres. He descends another 6 metres, then rises 11 metres. What is his final position?
-13 metres
3 x (-3) x 4 =
-36
A flight departs from Brisbane at 9:40 AM and takes 2 hours 30 minutes to reach Melbourne. Melbourne is 1 hour ahead of Brisbane.
What time does the flight arrive in Melbourne (local time)?
1:10pm
If the range is 8 what is the missing number in this data set?
14, 16, 12, 11, ?
19