The cost of a long-distance phone call from boston to london is defined by f(t) = 0.85(t -1) + 1.50, where the cost is $1.50 for the first minute and $0.85 for each additional minute. the cost of a five-minute phone call is $ 3.40 $ 4.90 $ 5.75 $ 7.50 $ 9.60

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

Which description is represented by a discrete graph? kiley bought a platter for $19 and several matching bowls that were $8 each. what is the total cost before tax? the temperature at 9 a. m. was 83° f and is heating up at an average rate of 6°f per hour. what is the temperature x hours later? juan ate an egg with 78 calories and some cereal with 110 calories per serving for breakfast. what is the total amount of calories he consumed? a bottle contained 2,000 ml of liquid and is being poured out at an average rate of 300 ml per second. how much liquid is left in the bottle after x seconds?