10% * $230.00 = $23.00
The discount is $23.00.
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Of course, you know that 10% expressed as a decimal is 0.10. Many calculators will calculate percentages directly. If yours doesn't, you can use the decimal equivalent. If you recognize that multiplying by 1/10 simply shifts the decimal point to the left one place, you can do the arithmetic in your head.
She should use a computer to select 30 students at random then ask which ones play chess. The other options could produce more skewed results.
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Step-by-step explanation:iii
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can you provide a picture or an equation?
Step-by-step explanation: