PLZ HELP
A fuel tank has a volume of 40 gallons. When filled with biodiesel, it provides 5,000,000 BTUs. How many BTUs does 1 gallon of biodiesel yield?

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.

Cherie works in retail and her weekly salary includes commission for the amount she sells. the equation s=400+0.15c models the relation between her weekly salary, s, in dollars and the amount of her sales, c, in dollars. interpret the slope of the equation.