Statistics

50% as a fraction =

 $\frac{1}{4}$  as a percentage

50% as a decimal is ______.

What fraction of the mass of the items is the mass of the drinks?

What percentage of the pupils is in Group A?

If there are 40 pupils in Group C, how many pupils are there altogether?

What percentage of the vehicles are lorries?

What is the total number of reading materials?

What percentage of the total is not from Europe?