sin 2a = root2 sin a when a = ?
a-60
b-45
c-90
d-0
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(i)The following pie chart depicts the percentage of students, nationwide. What is the percentage of (i) Indian students (ii) African students? American 90° Indian 180° African Others 45° (11) What is the probability of getting a marble which is not red from a bag containing 3 black, 8 yellow, 2 red and 5 white marbles?
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