What is the solution to the equation 13 3/4 + x equals 7 1 / 4

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?

Need so much on this one how many yards?

Amoving truck rental costs a flat fee of $75 and $2 per mile driven. if you drive a moving truck for 10 miles, how much is the rental for the moving truck?