A shop sells shirts in four different sizes. The table shows the number of shirts sold in February for size S, M and L but not XS.
- 50% of the shirts sold were in size M. How many of the shirts sold were in size XS?
- In March, the number of shirts sold in size L remained the same but there was an decrease in the number of shirts sold in the other sizes. Did the percentage of the shirts sold in size L (i) increase, (ii) decrease or (iii) remain the same from February to March? Give the answer in Roman numeral. (Eg i)
Size of the shirts | Number of shirts |
XS | ? |
S | 170 |
M | 259 |
L | 91 |