Question
A basket contains 3 pink, 4 blue and 5 yellow wools. If
three wools are picked at random, what is the probability that either all are blue or either all are yellow?Solution
Total possible result = 12C3 = 220 Total number of event n(E) = 4C3 + 5C3 = 4 + 10 = 14 Required probability = `(n(E))/(n(S))` ` ` = `14/220` = `7/110`
In a certain code language, ‘LEMONS’ is written as ‘YSSPGM’. How will ‘WHALES’ be written in that code language?
In a code language, 'MAGNESIUM' is written as '55' and 'NITROGEN' is written as '48'. How will 'COPPER' be written in that language?
What does the code “E3! E4% C4@” stands for?
In a certain code language, 'YEAR' is coded as ‘ZFBS' and ' LOOP' is coded as ' MPPQ'. How will 'MEDIA' be coded in that language?
What is the code of ‘hundred’?
Which of the following may be the code for ‘learning are everything’?
Which word is coded as ' jk '?
If 144 C 12 = 12 and 180 C 9 = 20, then 256 C 16 = ?
- ‘SCHOOL’ is related to ‘AFJMMQ’ in the same way as ‘EXPLAIN’ is related to ‘___’.
What is the code for the word 'veggies that ten' in the given code language?
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