Brandon deposited $250 into a checking account that does not earn interest. Each month he withdrew $10 and then deposited $45 into the account. Which type of function best models the amount of money that Brandon has in his account after x months? A. exponential function with a growth rate of $55 per month

B. linear function with a rate of change of $35 each month

C. linear function with a rate of change of $55 each month

D. exponential function with growth rate of $35 each month

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

An airplane consumes fuel at a constant rate while flying through clear skies, and it consumes fuel at a rate of 64 gallons per minute while flying through rain clouds. let c represent the number of minutes the plane can fly through clear skies and r represent the number of minutes the plane can fly through rain clouds without consuming all of its fuel. 56c+64r < 900056c+64r< 9000 according to the inequality, at what rate does the airplane consume fuel while flying through clear skies, and how much fuel does it have before takeoff? the airplane consumes fuel at a rate of gallons per minute while flying through clear skies, and it has gallons of fuel before takeoff. does the airplane have enough fuel to fly for 60 minutes through clear skies and 90 minutes through rain clouds?

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?