46 Answered Questions for the topic PSAT

08/11/22

How can I get a 'perfect' score on SAT and ACT Math?
Insight on how to get a perfect score on Standardized tests
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Psat

07/16/22

When do I use "whom" properly?
The short answer is that "whom" is an object pronoun whereas "who" is a subject. But on the SAT, ACT, Regents, and CHSPE (among other tests), the multiple-choice often requires that a student... more
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07/16/22

How do I become a tutor at Wyzant
Hello, I have worked as a teacher and tutor for 30 years. I am always looking for ways to expand my base. A local school guidance counselor mentioned that they primarily use Wyzant referrals. How... more
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06/11/21

Solve the problem.
The manager of a bulk foods establishment sells a trail mix for​ $7 per pound and premium cashews for​ $12 per pound. The manager wishes to make 100 pounds of a trail​ mix-cashew mixture that will... more
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04/02/21

Business Econ: Limits and Continuity
If $900 is invested in an account that pays 3​% compounded​ annually, the total​ amount, A(t), in the account after t years is A(t)=900(1.03)ta.) Find the average rate of change per year of the... more
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04/02/21

Business Econ: Limits and Continuity
Suppose customers in hardware store are willing to buy N(p) boxes of nails at p dollars per box, as given by the following function. N(p)= 100-4p2 ; 1 ≤ p ≤ 4a.) Find the average rate of change of... more
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04/02/21

Business Econ: Limits and Continuity
Suppose that the total profit in hundreds of dollars from selling x items is given by P(x)=5x^2-5x+9.a.) Find the average rate of change of profit as x changes from 4 to 6.$_ per item
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12/27/20

Hard SAT Math question involving rates, distance, and time
A car is traveling at x feet per second. The driver sees a red light ahead, and after 1.5 seconds reaction time, the driver applies the brake. After the brake is applied, the car takes x/24 seconds... more
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12/27/20

Hard SAT Math question involving rates, distance, and time
A car is traveling at x feet per second. The driver sees a red light ahead, and after 1.5 seconds reaction time, the driver applies the brake. After the brake is applied, the car takes x/24 seconds... more
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10/06/20

How should I study for a psat
How should I study for a psat as a sophomore.
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Psat

01/28/20

How do I prepare for the PSAT Test?
Practice for PSAT Reading and Writing and Language Test at least two years prior to taking the test. Actual sample test and format is used in practice sessions.
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10/31/19

Write an equation for each parabola
(a)vertex (2,-1)focus (2,-5)(b)focus (3,5)directrix x=0
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10/30/19

In a mixture of potting soil, the ratio of peat moss to compost is 3:5. How much of each is in a 12 pound bag of potting soil?
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10/30/19

If a is 63 percent of x and c is 3/8 of x, then the ratio of a to c is ? (round to 0.001)
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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
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09/03/19

Conversions of Gases
Convert 765 mmHg to atm, Pa, and kPa.
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04/02/19

PSAT question ( help please)
last week benjamin spent $82.80 on groceries and $132.48 on bills. The amount he spent on groceries was %15 of his paycheck , What percent of his paycheck did benjamin spend on bills?I need to know... more
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Psat

10/17/16

Sales tax problem
Luis bought two movies at his local store. The regular price for each movie was r dollars. The store charged Luis the regular price for the first movie and gave him a 25 percent discount on the... more
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Psat

10/07/16

Psat corrections
Martin spent $855 on expenses for a ride trip. The expenses included hotel, car rental, and meals. He spent 50 percent more for the hotel than for the rental car and meals combined. What did Martin... more
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Psat

10/05/16

Line intersecting? Graphing?
5x+4y=12. The graph of the equation above in the xy-plane is a line, l. Line l intersects line m at point [2,1/2]. Which of the following could be an equation of line m?   A) 2x= y/2 B)... more
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Psat Exponents

04/12/16

What is x in the equation: 6^4x+8 = 36^x-10?
I tried to solve it; my answer was -14. Is that right?
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