exam Maths Puzzle Numerical Ability

a rock falls from a tower that is 176ft high. as it is falling , its height is given by the formula h=176-16t^2. how many seconds will take for the rocks to hit the ground (h=0)?

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exam Other Question

Find the sum or difference. -1 2/3 - ( -1 4/11 )








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log8 31-lne to the sqare root of 3 -3 to the(-)2 power