Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...


VOLUNTEER TRAINING FOR DISADVANTAGED IN MATHS – QUESTION 15 : A motel cleaner has 8 master keys at home to open all the rooms in a large motel. Each room can be opened by just 1 of these keys. If 40 % of the rooms are left unlocked, what is the probability that the cleaner can get into a specific room if he selects 3 keys at random before leaving home to go to work? (A) 5 / 8, (B) 5 / 16, (C) 31 / 40, (D) 3 / 20, (E) 19 / 40.



VOLUNTEER TRAINING FOR DISADVANTAGED IN MATHS – QUESTION 15 : A motel cleaner has 8 master key..

Answer / kangchuentat

VOLUNTEER TRAINING FOR DISADVANTAGED IN MATHS – ANSWER 15 : A. Probability = 4 / 10 + (6 / 10) (3 / 8) = 5 / 8

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Mathematics Interview Questions

state clearly the domain and range of random variable?

1 Answers  


What is value of "Zero"?

3 Answers  


can i get model papers for the interview for the post of scientist/engineer'SC' at isro

0 Answers  


one buyer come to me for purchashing perfume, buyer gave me fake 1000 rupees , the price of perfume 200 rupees, i don't have changes, i took changes from third person and gave him the fake 1000 rupees. now i return the balance money to buyer, now the third person come back to me and tell your money is fake, so i return him original changes money that i took from him, now how many money i loss .

1 Answers  


VOLUNTEER TRAINING FOR DISADVANTAGED IN MATHS – QUESTION 6 : In a shift-code, the letters of the alphabet are replaced by the numbers 1 to 26 starting at some letters. An example is : A = 25, B = 26, C = 1, D = 2, E = 3, F = 4, G = 5, H = 6, I = 7, J = 8, K = 9, L = 10, M = 11, N = 12, O = 13, P = 14, Q = 15, R = 16, S = 17, T = 18, U = 19,V = 20, W = 21, X = 22, Y = 23, Z = 24. Using a shift-code in which K = 15, what is the sum of the numbers which represent the letters in the word SKY?

1 Answers  


What types of tools or measuring devices do you use related to math?

0 Answers  


why sin90=1& cos90=0

2 Answers  


Explain the paradigm shift in the nature of Mathematics from empirical to rational.

0 Answers   Mahatma Gandhi University,


Define neighbourhood of a point in a plane

0 Answers  


What is the square root of 256?

0 Answers  


if n is a natural numbers, the n(n+1)(N+5) is

0 Answers   DSQ Software,


how do we get the volume of sand

0 Answers  


Categories