exam
Maths Puzzle
HR Interview
Interview
How many arrangements of four 0's (zeroes), two 1's and two 2's are there in which the first 1 occur before the first 2?
A.
420
B.
360
C.
320
D.
210
Read Solution (Total 0)
exam Other Question
A tea expert claims that he can easily find out whether milk or tea leaves were added first to water just by tasting the cup of tea. In order to check this claims 10 cups of tea are prepared, 5 in one way and 5 in other. Find the different possible ways of presenting these 10 cups to the expert.
A.
252
B.
240
C.
300
D.
340
How many different five-letter words can be formed using the letter from the world APPLE?
A.
120
B.
60
C.
240
D.
24