An airplane flies 490 miles with the wind and 350 miles against the wind in the same length of time. If the speed of the wind is a fixed 40 mph, what is the speed of the airplane in still air?

Sale 40% sale price 120$ what is the original price

Determine the longest interval in which the given initialvalue problemis certainto have a unique twicedifferentiable solution. Do not attempt to find the solutionty'' + 3y = t, y (1) = 1, y' (1) = 9

the lynch family bought a house for 75,300. a few years later, they sold the house for 80,250. how much greater was the selling price than the purchase price?

I have a recipe that makes 22 cups of a punch, but I want to store the punch in quart jars. how many qt. jars will the recipe fill? (2cups = 1 pint, 2 pints = 1qt) a (5.5 qt jars b (11 qt jars c (18 qt jars d (44 qt jars

A barge traveled 30 miles up a river in 5 hours. What is the average rate of travel, in miles per hour? (Unit rate) Show Work.

The length of a rectangle is 5 more than twice the width. the perimeter is 130 inches. what is te area

Seth went to Sticker Station. He bought 3 strips of 10 and 6 single soccer stickers, and he bought 8 strips of 10 and 3 single animal stickers. How many stickers did Seth buy?

Is 4x-28=2x-6 a) distributive property b) addition property of equality c) multiplication property of equality?

Given the functions, f (x) = 3x^2-7 and g (x) = x^3+1 evaluate f (g (2))

Amra can run 20 kilometers in 3 hours. How long will it take her to run 5 kilometers?