Hi friends! I accidently deleted my account and I am there with my new account

In a file-oriented information system, a work file stores relatively permanent data about an entity is created and saved for backup and recovery purposes stores records that contain day-to-day business and operational data is a temporary file created by an information system for a single task

An english teacher would like to divide 8 boys and 10 girls into groups, each with the same combination of boys and girls and nobody left out. what is the greatest number of groups that can be formed?

Which finger presses the h key on the keyboard? index finger on the left hand pinky finger on the right hand index finger on the right hand thumb on the left hand