REMEMBER . A combination is a selection made from a group of items without regard to their order. . The number of combinations of n things taken r at a time is given by: nCr= (n-r)irl CHECK YOUR UNDERSTANDING I. Evaluate the following: 1. C2 5. 9Cs 2. 15C13 6. 6C2 3. 16C15 7. 19C16 4. C5 Il. Read and analyze then solve what is asked. 1. How many different committees of 4 people can be formed from a pool of 7 people? 2. In how many ways can Tony choose three books from a list of 8 books? 3. In how many ways can be a coach select the first five from 12 players?Learning Module for Junior High School Mathematics Ill. Puzzle Solver To find the answer, solve for the value of the given combination. Cross out the boxes that contain the answer. The remaining boxes will spell out the answer to the question. What is the key to a true friendship? Objective: Solve for the value of the combination using the formula. 1) 4C2 value: letter: 2) sC3 value: letter: 3) C4 value: letter: 4) BC5 value letter: 5) 6C4 value: letter: 6) 706 value: letter: 7) 7C7 value: letter: H M O L 34 70 46 N A E