A 1/2 inch drill bit is too large for a job, while a 3/8 inch bit is too small. What size bit should be tried next?

Question

A 1/2 inch drill bit is too large for a job, while a 3/8 inch bit is too small. What size bit should be tried next?  
    7/16  
  *** 5/16 **** 
   3/16  
   9/16  
 
is this correct

Ms. Sue · Answer

Nope. You need to convert the drill-bit sizes to 16th of an inch. A 1/2-inch drill bit is 8/16 inch. The 3/8-inch bit is 6/16 inch. Which of your choices is between 6/16 and 8/16?