exam Maths Puzzle Numerical Ability

At the beginning of the day, the cash register contains $150. At the end of the day, it contains $1114.80. If the sales tax rate is 7.2%, how much of the total is sales tax?

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exam Other Question

During a clothing sale, 1/4 of the store merchandise is reduced in price, Find the probability that 3 of 5 randomly-selected shirts have reduced prices. How would i graph y=2x+-2 if my paper says to make a table with any 5 numbers for the domain so if i chose -1,2,0,-2 for my x-values what do i put for my y values