The ratio of chairs to tables in an office is 9 : 7 If there are 42 more chairs than tables, find the number of chairs in the office.

The ratio of chairs to tables in an office is 9 : 7 If there are 42 mo

1.	The ratio of chairs to tables in an office is 9 : 7 If there are 42 more chairs than tables, find the number of chairs in the office.
A.	189
B.	215
C.	147
D.	200
Answer» B. 215