exam Maths Puzzle Numerical Ability

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A rectangle has an area of 192 and a perimeter of 56. Find the dimensions for length and width. (A = Lw & P = 2L + 2W)

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exam Other Question

2/5m=3
4/5=m=6

what was done to the first equation to get the second one?

2x=10
2x+4=14

what was done to the first equation to get the second one?
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