Does a graph of the triangular numbers cross a graph of the six times table? If so, where? Will a graph of the square numbers cross the times table too?
Use the information about the ducks on a particular farm to find out which of the statements about them must be true.
Charlie thinks that a six comes up less often than the other numbers on the dice. Have a look at the results of the test his class did to see if he was right.
You can work out the number that each pin-man stands for from the two graphs for Class $4$.