Two rugby teams (thirty players) have been selected to play for their school. Five of the players speak Spanish, Afrikaans and English. Nine of them speak only Spanish and English. Twenty speak Afrikaans, of which twelve also speak Spanish. Eighteen speak English. No one speaks only Spanish. How many players speak only English?
1
From the data given in the question, we can draw a venn diagram as follows
Since N=30, the sum of the shaded region is 10. Hence 9+x=10 & x=1. Answer is option (d)