MATHS WEEK 2018 Bayswater Family Challenge sheet answers
Level One
1. Star
2. Monday 20 August
3. 5 ways
4. 5 people
Level Two
5. Path 1 = 18 1/2 minutes
6. 6
7. a. $3.90 b. $5.40 c. $2.00
8. 9 trips
Level Three
9. Same side up (Three possibilities - HH, TT, HT)
10. 10.26am (and 40 secs)
11. 1 (or 2 if you only look at the crate one way)
12. 1, 5 and 9
13. 4 octopus, 5 fish and 3 mermaids
Level Four
14. 3 faces = 8 2 faces = 12 1 face = 6 no faces = 1
15. 28
16. Miri is right.
17. 5 days
Adults only…
18. One of the fathers is also a son (Grandad, father and son)
19. 11 cartons total
7 cartons of large boxes (7 x 8 = 56 boxes)
4 cartons of small boxes (4 x 10 = 40 boxes)
11 total cartons and 96 boxes
20. 1x1 = 6, 2x2 = 5, 3x3 = 3, 4x4 = 2 Total = 16
21. 4
If 1/2 x 5 = 3 1/3 (1/2 x 5) = 3 x 1/3
1/6 x 5 = 1
2 (1/6 x 5) = 1 x 2
2/6 x 5 = 2 → 1/3 x 5 = 2
2 (1/3 x 5) = 2 x 2
1/3 x 10 = 4