1. The ratio of the number of seats and bagels = the number of plain bagel sheba
 => 1/3
 Thus this simple shows like this
 => 1/3 : 2/3 (1/3 is the number of seats and bagels and 2/3 is the number of plaing bagel sheba)
 => in decimal 
 => 0.33 : 0.67
 => 0.33 + 0.67 = 1.00
 Thus, the number of plain bagel sheba Is higher than the number of seats and bagel.