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Maths Puzzle
(0.04)-1.5 = ?
A. 25 B. 125
C. 250 D. 625
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self Other Question
25)7.5 x (5)2.5 รท (125)1.5 = 5?
A. 8.5 B. 13
C. 16 D. 17.5
(243)n/5 x 32n + 1 = ?
9n x 3n - 1
A. 1 B. 2
C. 9 D. 3n