# Bayswater School

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

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