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A new car purchased for $27,000 loses 15% of its value each year. What is the multiplier? Write a function of the form f (t) = abt that represents the situation. At the current rate, what will be the value of the car in five years?

A plan travels 800mi from Dallas, Texas to Atalanta, Georgia with a prevailing west wind of 49mph. The return trip against the wind takes 1/2hr longer. Find the average speed of the plane in still air.

Solve the equation and check the solution. a + 2.4 = 7.8

Without calculating, how do you know that the equation | 4x-7 | = - 1 has no solution?

The outside diameter of the igloo is 12 feet. The thickness of each block of ice that was used to construct the igloo is 1.5 feet. Estimate in cubic feet the amount of space of the living area inside the igloo.

A dust mite allergen level that exceeds 2 micrograms per gram (mg/g) of dust has been associated with the development of allergies. Consider a random sample of four homes and let Y be the number of homes with a dust mite level that exceeds 2 mg/g.

Jade wants to visit her friends but wants to know if she can visit both of them without driving over 30km. Jade lives 11.4 km of east of her friend, Jessica. Her other friend, Olivia, lives 8.9km south of Jessica.

Solve the equation. -10.1=w+5.3 what does w equal

Solve by elimination method : x - y = 2, x + y = 12.

What is the square root of 9764