exam Maths Puzzle Numerical Ability

two complementray angles have degree measurements p and 3p-6.

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exam Other Question

the problem is: Find the next term in the sequence 1/2, -4, 32 _

I believe the answer to be -256

could someone please tell me if I am correct?
A coin is flipped 5 times in a row. What is the probability that it will come up heads all 5 times?