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A classroom has 26 rows (From A to Z), each row is divided in three columns and each column has five seats. To enter in the class, four doors (D1, D2, D3 and D4) are available and reaching up to the door two stairs (LH & RH) are available. A student wants to take the seat in the row C, F or P and then in how many ways he can get the seat.
 3 months ago
 3 months ago
A classroom has 26 rows (From A to Z), each row is divided in three columns and each column has five seats. To enter in the class, four doors (D1, D2, D3 and D4) are available and reaching up to the door two stairs (LH & RH) are available. A student wants to take the seat in the row C, F or P and then in how many ways he can get the seat.
 3 months ago
 3 months ago

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OpenSessameBest ResponseYou've already chosen the best response.0
There are four doors and and two stair cases to each door, correct?
 3 months ago

OpenSessameBest ResponseYou've already chosen the best response.0
You would use a permutation equation to solve this if I am reading this question correctly.
 3 months ago

dg2Best ResponseYou've already chosen the best response.0
yes how to do, 26*15=390 c=15 ,p=15,f=15 so 45/390
 3 months ago

OpenSessameBest ResponseYou've already chosen the best response.0
Think about every step.
 3 months ago

OpenSessameBest ResponseYou've already chosen the best response.0
First you must choose which stair case, there are 8. Then which door, 4 and so on.
 3 months ago

OpenSessameBest ResponseYou've already chosen the best response.0
dw:1389783816216:dw Remember this too
 3 months ago

OpenSessameBest ResponseYou've already chosen the best response.0
i thought it was 2 stairs for every door sorry!
 3 months ago

dg2Best ResponseYou've already chosen the best response.0
2 staircase,4 doors,15 seats for each row
 3 months ago

dumbcowBest ResponseYou've already chosen the best response.1
yes however there are 3 rows (C,F,P) possible which means there are 45 seats to choose from > 45*4*2 = 360
 3 months ago

dg2Best ResponseYou've already chosen the best response.0
whether it is correct r not how to check
 3 months ago
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