Abackyard is 80.5 ft long and 55 ft wide. in order to install a pool, the yard needs to be reduced by a scale of 1/5. what is the area of the reduced yard? if necessary, calculate your answer to the nearest hundredths and round your answer to the nearest tenths place (type only the number and decimal).

What statement is true? 2x^2-9x+2=-1

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?