How many glasses of orange juice can be filled from 138 bottles each holding 6?

Given:

Number of bottles = 138

Volume of each bottle = 6 glasses

To Find:

Total number of glasses that can be filled

Calculation:

Total number of glasses = Number of bottles × Volume of each bottle

= 138 × 6

= 828 glasses

Therefore, 828 glasses of orange juice can be filled from 138 bottles each holding 6 glasses.