self Maths Puzzle Numerical Ability Arithmetic

the interior angles of an octagon ABCDEFGH are in Ap.if the largest and the second largest have an angle of 153 degrees.find the average of the least two??

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self Other Question

if both 117 and 88 are factors of the numbers a*47*64*1313,then wat is the smallest possible value of a? There are 5 rock songs,6 carnatic songs and 3 indi pop songs.how many different albums can be formed using above repertoire if the albums should contain atleast 1 rock song and 1 carnatic song?