Question
If the letters of the word HORIZON be arranged at
random, what is the probability that all the vowels are together?Solution
S = 7!/2! = (7 × 6 × 5 × 4 × 3 × 2 × 1 )/(2 × 1)= 2520 Let E= event of getting all vowels are together n(E) = (5!x3! )/2! = 360 ∴ P (E) = (n(E))/(n(S)) = 360/2520 = 1/7
- In a certain code language, 'DROP' is coded as '270' and 'CINE' is coded as '126'. How will 'TIME' be coded in that language?
- If "TIME" is coded as 25 and "GAME" is coded as 12, what will be the code for "FAST"?
The code “kj” represents quality of the following word?
If BOLT is coded as 147 and SHARP is coded as 186, then how will GLOVE be coded as?
In a certain code, NOMINATION is written as STRNSFYNTS, how ALPHABET is written in that code?
In a certain code language, 'tim pac' means 'red colour', 'pit it tim' means 'red and black' and 'nac pit' means 'yellow black'. Which word in that lang...
- In a certain coding system, 'displaying home excellence' is coded as 'gh qw vb', 'historic commended home' is coded as 'kl fg qw' and 'commended gold excel...
If ‘filled enjoy future’ is coded as ‘sn vg lt’, What is the code for ‘bright more’,?
In a certain code language, 'LION' is coded as '23' and 'TIGER' is coded as '32'. How will 'ZEBRA' be coded, in that language?
In a certain code language, ‘APPLY’ is coded as ‘ZTTPC’ and ‘MOUSE’ is coded as ‘QNTWD’. How will ‘LIGHTS’ be coded as in that langu...
Relevant for Exams:
