exam Maths Puzzle Numerical Ability

For a sample of size n=60, proportion p=0.35, and 95% confidence level, the lower bound of the proportion is ______?

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exam Other Question

A garden store uses a markup of 33 1/3% on cost to price items. If the store buys a planter for $9, then its selling price on this item is ? I need some help in solving this problem:

I need to solve for x and check your results:

x/3 = 2

Thanks, Ashley