11 Answered Questions for the topic Grade 11

05/30/20

#### Set up and solve a rational equation that models the following situation answer with a complete sentence

Time taken down stream = tTime taken upstream = t+4Distance paddled each side = 42 KmSpeed in still water = XSpeed Upstream = X - 4 ( Speed relative to current)Speed downstream = X +4X=?Speed =...
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04/22/20

#### How to maximize revenue

A company makes desks and sells them at a local craft fair for $500 each. At this price, the company can sell 50 desks. They want to increase their revenue, so they increase the cost of the desks...
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04/22/20

#### Convert the equation to vertex form

The path of a freestyle skier’s reverse somersault can be illustrated by the graph of the function h= -5t^2 + 10t + 3, where h is the height, in meters above the ground and t is time, in seconds,...
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#### A radioactive element, actinium, has a half-life of 4 seconds. You begin with 60 grams of actinium. a) Write an exponential equation describing the amount you would have left after t seconds.

A radioactive element, actinium, has a half-life of 4 seconds. You begin with 60grams of actinium.a) Write an exponential equation describing the amount you would have left after t seconds.b) Use...
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10/05/19

#### Do you think the person with the greatest vital capacity can hold their breath longer?

Do you think the person with the greatest vital capacity can hold their breath longer than those with a lower vital capacity? Consider the difference between internal respiration and external...
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08/31/19

#### Pre Calculus 11 - Arithmetic Sequences

Violin lesson fees started at $46 per hour in January, 1990, and gradually increased by $2 .50 every year. How much is the hourly cost in January of 2014? Hint: It’s not a good idea to just apply...
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#### Apple And Pie Question

Apple and Pie stand near the foot of a tall mountain and measure their angles of elevation to the summit of the mountain T. Apple stands at point A and measures 37°. Pie stands at point P and...
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#### Please answer 😊 thank you . I need the answer for my class tomorrow 😊

My regular beef supplier gives me a 5% discount on my meat purchases every week.If the price of beef brisket this week is Php375 per kilo and I am planning to buy 1.5 kilos, how much trade discount...
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#### Kiko is saving for a trip to Montreal with her friends. She puts $2 a day into a glass jar on her night table.

a) Approximately how much will Kiko have saved in six months?b) How much will she have in one year

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