Newest SAT Questions | Wyzant Ask An Expert

429 Answered Questions for the topic SAT

01/08/20

Phone rates, money

A long distance carrier charges a flat rate of $.09 per minute for telephone calls. A second carrier charges $.30 for the first minute and $.06 for each additional minute. After how many minutes... more

Follows • 1

Answers •1

Sat Math Trigonometry Sat Math

01/05/20

Find cot theta/2 if tan theta = -7/24 and 3pi/4 < theta < 2pi.

Follows • 1

Answers •1

Sat Algebra 2 Sat Math Act

01/04/20

Determining equations for distance and rate formulas.

Two cyclists leave towns 90 miles apart at the same time and travel towards each other. One cyclist travels 5 miles slower than the other. If they meet in 2 hours, what is the rate of each cyclist?

Follows • 1

Answers •2

Sat 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

Follows • 1

Answers •1

Sat Math Sat Math Differential Equations

12/05/19

Differential Equations

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

Follows • 1

Answers •1

Sat Math Sat Math Discrete Math

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

Follows • 2

Answers •1

Sat Math Sat Math Differential Equations

12/03/19

D Operators - Differential Equations

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

Follows • 1

Answers •1

Sat Math Statistics Sat Math

12/02/19

Moment Generating Function

Let X has a probability density function f(x) = k/(a-b) ; a<x<bf(x)= 0 elsewhere how do we find the moment generating function of Y= 10X+3

Follows • 1

Answers •1

Sat Math Statistics Sat Math

12/02/19

Chebyshev's Theorem

What is difference between taking the lower bound and lower limit from Chebyshev's Theorem?If P(|Y- mean|) <= 1 - (1/r^2) Do we have to consider 1 - (1/r^2) as the lower bound?

Follows • 1

Answers •1

Sat Mathematics Act

11/29/19

How do I Improve timing on the ACT or SAT ?

Is there a more efficient way to take one of these college prep exams?

Follows • 1

Answers •1

Sat Math Precalculus Sat Math

10/31/19

Write an equation for each parabola

(a)vertex (2,-1)focus (2,-5)(b)focus (3,5)directrix x=0

Follows • 1

Answers •2

Sat Algebra 1 Algebra 2 Geometry

10/20/19

Write series as a summation in sigma notation.

3+2+5/3+3/2PLEASE HELP ME AND THANK YOU IF YOU DO!!!!

Follows • 1

Answers •1

Sat Math Calculus Sat Math

10/19/19

You have a plate of 50 cookies. Ten have chocolate chips and 14 have pecans. Of the cookies mentioned in the preceding sentence, 5 have both chocolate chips and pecans. You select a cookie at random.

You have a plate of 50 cookies. Ten have chocolate chips and 14 have pecans. Of the cookies mentioned in the preceding sentence, 5 have both chocolate chips and pecans. You select a cookie at... more

Follows • 1

Answers •1

Sat Math Algebra 1 Algebra 2

10/06/19

Find an equation of the circles:(there are 4 questions)

c)Center on line x=3, tangent y-axis at (0, 5)d)With center (–2, 0); passes through (2, 0)e)Radius 5, tangent to y-axis; contain (10,7)f)Center on line y–4=0, tangent x-axis at (–2, 0)PLEASE HELP... more

Follows • 2

Answers •1

Sat Test Preparation Reading Sat Reading

09/26/19

SAT #10 Reading (Question 31)

The main purpose of the passage is to [...]?

Follows • 1

Answers •1

Sat Math Algebra 1 Algebra 2

09/07/19

please help me with this question

A wire of length 8x is bent into the shape of a circle.A. Express the circumference of the circle as a function of x.B. Express the area of the circle as a function of x.

Follows • 1

Answers •4