Kyle is filling a 25-gallon gas tank at a rate of 10 gallons per minute. What is the domain of the function that
represents the volume of gas y in the tank after x minutes?

Which of the following is correct interpretation of the expression -4+13

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?