166 Answered Questions for the topic SAT prep

05/08/20

H E L P ! Algebra SAT MATH question

An orchard has 260 apple trees. The number of rows exceeds the number of trees per row by 7. How many trees are there in each row?

05/08/20

HELP !!! algebra SAT question

Two pipes can fill a tank in 64 minutes if both are turned on. If only one is used, it would take 54 minutes longer for the smaller pipe to fill the tank than the larger pipe. How long will it take... more

04/12/20

Probability Homework Help

A six sided dice and 20 sided dice are rolled.Let event A be rolling and odd number, and event B be rolling a multiples of 4 on the 20 sided dice.Determine P(A∩B)Choices:-1/120-7/10-1/20-1/10

04/07/20

What kind of transformation converts the graph of f(x)=|x|+9 into the graph of g(x)=4|x|+9?

There is only one correct answer. The answer options are..Horizontal stretchvertical stretchhorizontal shrinkvertical shrinkits asking which one of these transformations/dilations makes the first... more

03/17/20

The sentence(s) below has one or more blanks. Beneath each sentence(s) are five words or sets of words. Choose the word or set of words that best fits the meaning of the sentence as a whole.

He believed that in order to _________ the problem fully, he would need to understand all of its _________.A) solve...positionsB) embrace...nuancesC) comprehend...extremeD) experience...thoughtsE)... more

03/16/20

From a group of 5 Business students and 7 Hospitality students, a committee of 5 members is to be formed to discuss plans for the exhibit. How many committees can be formed given each condition?

a. All are Hospitality students b. 3 are Business students c. At most 2 are Business students

01/28/20

If the tide is rising at 1 foot per half hour, how long will it be before Rexy can reach the end of the rope?

Rexy the Tyrannosaur fell overboard while sailing one day. Fortunately, Rexy is a pretty good swimmer (in spite of having such short arms), but even so, she needed to find a way to get back onto... more

12/14/19

How many cakes does Johnny have to sell to make the $600 back?

Johnny makes cakes on the weekends, For every cake Johnny makes he spends $2 on ingredients, and sells every cake for $10. But he had to spend $600 on pans and stuff before he even started. How... more
Sat Prep Math Sat Math Logic

12/07/19

Fixed Point Arithmetic

Suppose we have to add 12.5 and 1.25 using fixed point arithmetic 1) integer form Scale factor -2 and 2) fractional form Scale factor 4 Do we consider the decimal point(.) as a digit in each... more

Differential Equations

How do we solve the equation,(D^2 - 2D + 1)y = e^2x(cosh2x + cos2x)

12/04/19

Pattern Proof - Logic

Symbolize and test for the validity of the following arguement using pattern proof If u send me a message then I will come to meet you. If you do not send me a message then I will go to China.... more

D Operators - Differential Equations

Using D Operator method find the general solution of the differential equation,d^y/dx^2 - 2dy/dx + 2y = 1
Sat Prep Math Sat Math Algebra

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)
Sat Prep Math Sat Math Algebra

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 Prep Sat Math Algebra

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)

10/31/19

Write an equation for each parabola

(a)vertex (2,-1)focus (2,-5)(b)focus (3,5)directrix x=0
Sat Prep Math Precalculus Psat

10/29/19

I don't understand how to solve these, can you help?

Verify each identity(a) tanΘ + secΘ = cos Θ/1-sinΘ(b)tan2Θ - sin2Θ = sin2Θ tan2Θ

10/29/19

I don't understand how to solve this precalculus problem

If 4x + 2y = 24 and 7y/2x = 7, what is the value of x + y?

10/15/19

The sum of the ages of Austin and Hillary is 71 years.

The sum of the ages of Austin and Hillary is 71 years. 7 years ago, Austin's age was 2 times Hillary's age. How old is Austin now?
Sat Prep Algebra 1 Sat Math

10/13/19

Another word problem (psat8/9) which seems really hard to me because how am I supposed to get the answers with one number!

A manufacturer makes two different sizes of spherical ball bearings for use in motors. If the radius of the larger ball bearing is twice the radius of the smaller one, then the volume of the larger... more
Sat Prep Math Physics Sat Math

10/07/19

PHYSICS HELP - A particle moves along the x axis..

A particle moves along the x axis according to the equation x = 2.08 + 3.01t − 1.00t2, where x is in meters and t is in seconds.(a) Find the position of the particle at t = 3.40 s.(b) Find its... more

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