What number comes next in the sequence 450, 445, 435, 420?
Question 4
1503+1006+509 equals what number?
Question 5
What is scandium's atomic number: 6, 15, 21 or 95?
Question 6
A boy ran 16km before school and 32km afterwards. What was the total distance travelled?
Question 7
Rob built a square fence around his vegetable patch to keep his chickens from eating his vegetables. One side was 10m in length. If the posts were placed 2m apart, how many posts did he use?
Question 8
What is the area of a triangle that is 3 cm wide at the base and 4.2 cm tall?