An airplane travels 2836 km against the wind in 4 hours and 3156 km with the wind in the same amount of time. What is the rate of the plane in still air and what is the rate of the wind?

2 2? how do you do the work?

Factor each completely. if non-factorable, write"non-factorable".

Maximize Q = xy^2, where x and y are positive numbers, such that x + y^2 = 4.

Matt and Cat win £120 on the lottery and decide to share the winning ratio 1:2

Carlos worked at a farmers market on 4 summer weekends. He worked 5 hours on Saturday and 4 hours on Sunday. How many hours did Carlos work in all a the farmers market? Explain how you know your answer is reasonable.

If f (x) = startfraction 6 over x endfraction, then what is the slope of f (x) at x = 8?

2. The accessory choices of 143 people are recorded in the table. wearing a watch no watch wearing a belt 62 32 no belt 29 20 Create a relative frequency table that could be used to show the percentages of belt wearers who wear a watch or not, as

Theresa is considering a 7/23 balloon mortgage with an interest rate of 4.5% to purchase a house for $204,000. What will be her monthly payment for the first 7 years of the balloon mortgage?

Each month, Daniel budgets $1120 for fixed expenses, $600 for living expenses, and $140 for annual expenses. His biweekly net income is $840. Which statement best describes his monthly budget? It shows a surplus of $40. It shows a deficit of $40.

Name a pair of fractions th st use the least common detonator and are equivalent to 9/10 and 5/6?