2,684 Answered Questions for the topic SAT math

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

11/19/19

Find the horizontal shift

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

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.

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.

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.) %
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

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? %

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

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 $10. How much should you lose on any other outcome in order to make this a fair game?$ 
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
Sat Math

11/18/19

Three times twenty one more than a number is twelve.

11/14/19

Half-Angle Formulas

Simplify for x in the third quadrant:(sin x/2-cos x/2)^2

11/14/19

Double Angle Formulas

Simplify:tan x sin 2x
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
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
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
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)

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 .
Sat Math Algebra Sat Prep

11/12/19

Write an equation for a line perpendicular

Write an equation for a line perpendicular to y = 4 x − 2 and passing through the point (-4,5)
Sat Math

11/12/19

What is the slope of a line with a rise and a run of 4

11/12/19

Double-Angle Formulas

Find sin 2θ if θ is in the first quadrant and tan θ=40/9.
Sat Math Math Calculus

11/11/19

We want to select a committee of five members from a group of seven women and six men. The order of selection is irrelevant. H

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
Sat Math Math Calculus Algebra

11/11/19

The king has 8 (different) colored flags that he uses to send coded messages to his general in the field.

The king has 8 (different) colored flags that he uses to send coded messages to his general in the field. For example, blue-green-red might mean "attack at dawn" and red-green-blue may mean... more

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