Question
In one canteen, the oval table can seat 9 patrons and the round table can seat 3 patrons. During the buffet, all the tables in the canteen were occupied. The number of each type of tables in the canteen is more than 6 and less than 12. If there were 117 patrons, find

(a) the number of round tables
(b) the number of oval tables
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

In one canteen, the oval table can seat 9 patrons and the round table can seat 3 patrons. During the buffet, all the tables in the canteen were occupied. The number of each type of tables in the canteen is more than 6 and less than 12. If there were 117 patrons, find

(a) the number of round tables
(b) the number of oval tables