Self Maths Puzzle Numerical Ability Clocks and Calendars

What is the angle formed when the time is 3:40?

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Self Other Question

A box contains 3 white balls, 4 black balls and 5 yellow balls. In how many ways can 4 balls be drawn so that there is at least one yellow ball.
a) 652 b) 547 c) 425 d) 356 e)None of the above
d)460
a question has 4 option and only one correct option.there are 300 question.each question has 3 marks and no negative marks.if someone randomly choose,what will b probable score?