Question

3(4)(9) : 8(10) =
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Answer 1

3(4)(9) : 8(10) = 3 × 4 × 9 : 8 × 10
3(4)(9) : 8(10) = 12 × 9 : 8 × 10
3(4)(9) : 8(10) = 108 : 8 × 10
3(4)(9) : 8(10) = 13,5 × 10
3(4)(9) : 8(10) = 135

Answer 2

3×4×9 : 8 ×10
108 : 8 × 10
13,5 × 10 = 135