Question

M = 20
h, = 12
D = 60
M, = ?
h, = 8 hr
De = 90
(Tricky Method)
M,D,H, = M,D,H2
20 x 12 x 60 = 8 x 90 x M,
20x12 x 60
M.
8x 90
10 x 2 = M,
.: M, = 20

Answer 1

Answer:

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