2,690 Answered Questions for the topic SAT math

11/26/19

How do I develop a function that models the bacteria in relation to time? (data provided)
Time (hours) 1 2 3 4 5 Bacteria weight (grams) 11.0 19.7 34.6 61.7 117.8
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Sat Math Math Finance

11/25/19

A little help here?
A woman earned wages of $53300​, received $2700 in interest from a savings​ account, and contributed ​$2500 to a​ tax-deferred retirement plan. She was entitled to a personal exemption of $3000... more
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11/25/19

Circle Quadratic System of Equation problem
x2+y2=25y=x2-13If possible, rewrite the system shown above, keeping one of the equations the same but changing the other equation to satisfy each of the following stated requirements. If the change... more
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Sat Math

11/24/19

Translating and solving equations
what is 9 less than the product of a number and -4 is 35
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Sat Math

11/21/19

Solve for V in the equation h=-16t^2+vt+k
h=-16t^2+vt+k The equation above gives the height h, in feet, of a ball t seconds after it is thrown straight up with an i speed of v feet per second from a height of k feet.The equation above... more
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11/19/19

Word Problem Solving
An 80-feet rope is attached to a boat 7 feet above the water level and a boy jumps over the wake while wakeboarding. What is the distance between his hands and the water level if the angle given is... more
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11/19/19

Word Problem Solving
a jet airliner, flying initially at 300 mi/hr due east, suddenly enters a region where the wind is blowing 100 mi/hr, pushing the aircraft in the direction 30° north of east. what is the resultant... more
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11/19/19

Find the horizontal shift
what is the horizontal shift of this function? y=8.1(2+3cos(x-pi/2))
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11/18/19

Problem Solving, Parallelograms
Two Adjacent Sides Of A Parallelogram Are 29' And 37", Respectively. The Angle Between These Two Sides Is 65° Find The Length Of C.
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11/18/19

Area of Triangles Problem Solving

a painter needs to find the area of the gable end of a house. what is the area of the gable if it is a triangle with two sides of 42 ft that meet at a 105° angle? round to the nearest hundredth.
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11/18/19

What is your expected value for a game where your probability of winning is 1/9 and your profit is four times your wager? (Round your answer to one decimal place.) %
What is your expected value for a game where your probability of winning is 1/9 and your profit is four times your wager? (Round your answer to one decimal place.) %
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Sat Math Math Calculus Algebra

11/18/19

A card game goes like this: You draw a card from a 52-card deck. If it is a face card (jack, queen or king), you win $6; otherwise, you lose $2. What is your expected value for this game?

A card game goes like this: You draw a card from a 52-card deck. If it is a face card (jack, queen or king), you win $6; otherwise, you lose $2. What is your expected value for this game? (Round... more
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11/18/19

Bill and Larry toss two coins. If both coins come up heads, Bill pays Larry $4. Larry pays Bill $1 otherwise. What is the expected value of this game for Bill? %
Bill and Larry toss two coins. If both coins come up heads, Bill pays Larry $4. Larry pays Bill $1 otherwise.What is the expected value of this game for Bill? %
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11/18/19

A company produces products at a cost of $36 each. Defective products cost an additional $14 each to repair. The probability of no defective products is 80%.

A company produces products at a cost of $36 each. Defective products cost an additional $14 each to repair. The probability of no defective products is 80%. The probability of 5% defective... more
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11/18/19

You play a gambling game with a friend in which you roll a die. If a 1 or 2 comes up, you win $10. How much should you lose on any other outcome in order to make this a fair game? $

You play a gambling game with a friend in which you roll a die. If a 1 or 2 comes up, you win $10. How much should you lose on any other outcome in order to make this a fair game?$ 
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Sat Math Math Calculus Algebra

11/18/19

You play a gambling game with a friend in which you roll a die. If a 1 or 2 comes up, you win $6.
You play a gambling game with a friend in which you roll a die. If a 1 or 2 comes up, you win $6. Otherwise you lose $2. What is your expected value for this game? Round your answer to the nearest... more
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Sat Math

11/18/19

Three times twenty one more than a number is twelve.
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Sat Math

11/15/19

If the maximum value in the range of the function y = g(x) is 6, what is the maximum value in the function y = 4g(x + 3) − 3?
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11/14/19

Half-Angle Formulas
Simplify for x in the third quadrant:(sin x/2-cos x/2)^2
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11/14/19

Double Angle Formulas
Simplify:tan x sin 2x
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Sat Math Math Calculus Algebra

11/13/19

We want to select a committee of five members from a group of eight women and six men. The order of selection is irrelevant.
We want to select a committee of five members from a group of eight women and six men. The order of selection is irrelevant.How many committees can we make consisting of two women and three... more
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Sat Math Math Calculus Algebra

11/13/19

We want to select a committee of five members from a group of eight women and six men. The order of selection is irrelevant.
We want to select a committee of five members from a group of eight women and six men. The order of selection is irrelevant.How many committees can we make with Jack as committee chair? (Assume... more
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Sat Math Math Calculus Algebra

11/13/19

We want to select a committee of five members from a group of seven women and six men. The order of selection is irrelevant.
We want to select a committee of five members from a group of seven women and six men. The order of selection is irrelevant.How many committees can we make with fewer men than women? Suggestion:... more
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Sat Math Math Algebra Sat Prep

11/12/19

Write an equation for a line perpendicular
Write an equation for a line perpendicular to 2 y + 4 x = 2 and passing through the point (2,-4)
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11/12/19

Find an equation for the line perpendicular
Find an equation for the line perpendicular to y = − 1/ 5 x + 2 and goes through the point ( − 5 , − 8 ) . Write your answer in the form y = m x + b .
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