The RF is 9. You could go to Easycalculations.com/statics/cumulative/relativefrequency to double check :)
54 because if x+y=82 and x-y=26 add 26 and 82 is 108 the divide it by 2 your answer is 54
Answer:I think it’s 61 minutes
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Answer:
To multiply two numbers in scientific notation, multiply their coefficients and add their exponents. To divide two numbers in scientific notation, divide their coefficients and subtract their exponents. In either case, the answer must be converted to scientific notation.
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