How many 18 by 18 tiles needed to cover a measurement of 71ft?

What are the tidy numbers? What is 5 to the ninth power? What is 0.55 in fractional notation? Which takes up more space - one cup of liquid water or one cup of ice? What is 5.151 into a mixed number? What are the chances of dying in a helicopter crash? What is the pendulum? What statement is true about PFDs is true? Which is larger 145 cm or 1.5 meters? How do you write thirty one and eight hundred eighty thousandths In standard form? If you were born December 23 1993 how old would you be now? Is 0.410bigger than 0.5? What is the word form of 4.16? What is the square footage of 4'x10'? What is the ordered pair of x 5y and 2x - 3y 14? Why has the price increased? Metric unit for weight? What scale has one b flat in it? How much are unirculated proof sets worth? What is the word form of 30.4?