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1. Hillary bought a new house in the city. She
wanted to have flowering plants in front of her
new house. She bought 8 flowering plants and
wish to arrange 4 of the plants in a row.
a. How many possible ways can she arrange her flowering plants?
b. How did you determine the possible number of arrangements that Nina can do to her
flowering plants?
2. An ATM PIN code have 4 digits in a specific order. It contains digits between 0 to 9.
a. How many different PIN codes can be made from the given digits if one digit may
only be used once?
b. How did you determine the number of PIN codes made?
3. Given the name DAVE.
a. In how many ways can you arrange its letters, 3 at a time?
b. How did you find the possible ways to arrange the letters?
pasagot please​