6th class maths challenge answers

Week of 30th March to  3rd April 2020
6th class Maths Challenge answers
Test 56

1. (c) not a regular shape with all same length of side
2. 1065 BC, 10BC, 10AD, 1014AD
3. €1.60 (1 and a half is the same as 3/2. So divide by the top,3, and multiply by bottom,2)
4. 301
5. 500km (They multiplied the litres by 5 so do the same to the km)
6. €1.75
7. $8.80
8. 11%
9. 12/60 = 1/5 (one fifth)
10. 3 or 3.0

 
Test 57

1. 120 degrees (must total 360 degrees)
2. 2
3. 1.37m
4. 80%     (40/50 = 4/5 = 80%) OR (40/50 = 80/100 = 80%)
5. $88
6. 320m
7. 125cm2
8. 100
9. 19c
10. €10

Test 58

1. 11buses
2. 200cm or 2metres
3. €3.50
4. 10mins
5. €250,000
6. 105
7. 2,568m, 2.57km, 2 3/4km
8. Two of the following (-4, -3, -2 or -1)
9. €23.60
10. €220