The ratio of tables and chairs in a room is 7 : 9. If there are 560 tables and chairs in the room, then what is the number of chairs ?

A) 397

B) 315

C) 453

D) 489

SOLUTION

Tables Chairs

7. 9

As per question totally they are 560

So 7 +9 = 16

16 represents the total 560

560/16 = 35

In question asked for number of chairs

35 x 9 = 315

Answer 315