exam
Maths Puzzle
Numerical Ability
A coin is flipped 5 times in a row. What is the probability that it will come up heads all 5 times?
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exam Other Question
two complementray angles have degree measurements p and 3p-6.
Perform the indicated operations.
Let U = {a,b,c,d,e,f,g}, X = {a,c,e,g}, Y = {a,b,c} and Z = {b,c,d,e,f}
1. X'n Z
2. (X' U Y')UZ
3. (X n Y')n(Y n X')