# Multiplication + multiplication principle - examples

- 7 heroes

5 heroes galloping on 5 horses behind. How many ways can sort them behind? - Vans

In how many ways can 7 shuttle vans line up at the airport? - Flags

How many different flags can be made from colors red, white, blue, black, yellow, green, purple, gray, orange so that each flag consisted of three different colors? - Seating

How many ways can 7 people sit on 3 numbered chairs (eg seat reservation on the train)? - Football league

In the 2nd football league is 19 teams. How many ways can be filled first, second and third place? - Guests

How many ways can 7 guests sit down on 9 seats standing in a row? - Shelf

How many ways are there to arrange 9 books on a shelf? - Coin and die

Flip a coin and then roll a six-sided die. How many possible combinations are there? - Commitee

A class consists of 5 males and 18 females. How many committees of 4 are possible if the committee must consist of 3 males and 1 females? - Friends in cinema

5 friends went to the cinema. How many possible ways can sit in a row, if one of them wants to sit in the middle and the remaining's place does not matter? - Phone numbers

How many 9-digit telephone numbers can be compiled from the digits 0,1,2,..,8,9 that no digit is repeated? - Candy

How many ways can divide 22 identical candies to 4 children? - Words

How many 3 letter "words" are possible using 18 letters of the alphabet? a) n - without repetition b) m - with repetition - Three digits number

How many are three-digit integers such that in they no digit repeats? - Lock

Combination lock will open when the right choice of 5 numbers (from 1 to 12 inclusive) is selected. A. How many different lock combinations are possible? B. Is he combination lock named appropriately? - Morse alphabet

Calculate how many words of Morse code to create compiling commas and dots in the words of one to five characters. - No. of divisors

How many different divisors has number ?? - Cars plates

How many different licence plates can country have, given that they use 3 letters followed by 4 digits? - Pairs

From the five girls and four boys teachers have to choose one pair of boy and girl. A) How many such pairs of (M + F)? B) How many pairs where only boys (M + M)? C) How many are all possible pairs? - Bits, bytes

Calculate how many different numbers can be encoded in 16-bit binary word?

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