# Jermaine

Popular questions and responses by Jermaine
1. ## maths

solve the following simultaneous equation: 5x+2y=29 x-y=-4 2x-y=-1 3x-y=2 5x+y=16 x-2y=1 5x+2y=16 -3x+4y=-7 3x+2y=19 5x-2y=5 7x-1/3-2(7y+3)/5=10/3 5x+2/4+3y-2/5=16/5

2. ## c++

Write a program that asks the user to input a grade that he or she received on an exam. The grade is an integer from 0 to 100 inclusive. The program should convert the numeric grade into the equivalent letter grade. Do the conversion by using a function

3. ## Math

at the state spelling bee, there were 120 students. one-fourth of the students were eliminated during the first round. one-third of the remaining students were eliminated during the second round. two-thirds of the remaining students were eliminated during

4. ## College Algebra

I can't seem to figure this quadratic - An aircraft factory manufactures airplane engines. The unit cost C (the cost in dollars to make each airplane engine) depends on the number of engines made. If x engines are made, then the unit cost is given by the

5. ## Physics

A metal cylinder with a area of 0.01m^2 and height of 0.1m is suspended levelly in water with a thin string. a)What is the water pressure on the top and bottom of the cylinder if the cylinder top is 1m below the water surface? And the amount of buoyant

6. ## algebra

-2(3(2x+8)-4+5equal8x+4(2)-3(2)

7. ## MATHS

A woman had \$200. she went to the meatshop, a drug store and a book store. she spent four(4) times as much money in the meatshop as in the drug store. she spent \$15 less at the book store than at the drug store she then had \$5.00 left. USING X to represent

8. ## Maths

The three angles of a triangle are (x-25) degrees, (2x+40)degrees and 30 degrees. find the magnitude of each angle.

9. ## Maths

The length of a rectangle is 5cm more than its width, if the perimeter is 58 cm, calculate its width

10. ## Math

What is the solution if the problem is Kyle is 3times older than mark john ,if mark johns age is 10 .What is the age of kyle in this time?

11. ## Physics

how many seconds would it take to walk to California at 4.0 km/hr if it is 3000 km away?

12. ## math

Chris earns money working at the neighborhood grocery store. The table shows how much money he earned for four weeks. Based on this information, which is the independent variable and the dependent variable?

13. ## College Algebra

Consider the function f(x)=4 - x^2 for the domain [ 0,∞). Find f^−1 (x), where f^−1 is the inverse of f. Also state the domain of f^−1 in interval notation. f^-1 (x) = ___ for the domain ___

14. ## Calculus / Rates of Change

A jet flying due north at 16km/min passes 2 km directly above a plan flying due east at 8km/min. How quickly are they separating when the plane is 32 km from the crossover? What I have done (I am not sure if it is correct.): r^2=x^2+y^2+z^2 Since the plane

15. ## Calculus / Rates of Change

A cylindrical tank with a circular base of 8m in diamante is being filled at 4m3/min. How fast is the level rising when it is half full? Known: d=8m 2r=d r=d/2 d(v)/dt=4.0m3/min Confusion: How to apply the "half full" concept.

16. ## Calculus / Rates of Change

An isosceles triangle has a base that is 1.5 times the height. If the area is increasing at 9cm2/s, how fast is the height increasing when it is 12 cm high? Known: base=1.5H dA/dt=9.0cm2/s h=12cm dh/dt= ? Area for a triangle: LxW/2 After that, I am

17. ## math

A rectangular tank measure 4m by 2.5m by 10m. If the empty tank is to be filled in 10mins by a cylindrical pipe through which water is forced at a rate of 1 metre per second, find to 3 significant figures the diameter of the pipe in centimetres.

18. ## english

the strategies we use when reading informational texts are

19. ## Physics

A mass of 1.0 kg is located at the end of a very light and rigid rod 44 cm in length. The rod is rotating about an axis at its opposite end with a rotational velocity of 3 rad/s. (a) What is the rotational inertia of the system? kg · m2 (b) What is the

20. ## Physics

For a rider with a mass of 50 kg, what is the magnitude of the centripetal force required to keep that rider moving in a circle? Is the weight of the rider large enough to provide this centripetal force at the top of the cycle?

21. ## Physics

At a given instant in time, a 10-kg rock is observed to be falling with an acceleration of 7.0 m/s2. What is the magnitude of the force of air resistance acting upon the rock at this instant?

22. ## math

-2(3(2x+8)-4+5equal8x+4(2)-3(2)

23. ## geometry

If the base equals 11 and the height equals 11 the radius is 3.14 What is the rounded to the nearest hole number?

24. ## chemistry

In comparison ot milk sugar, what is the approximate molecular weight range of proteins?

25. ## MATHS

A store clerk sold 25 maths books and 10 english books for \$855.00 .if she sold 10 maths books and 40 English books, she would have got \$135 more. calculate the cost of each book.

26. ## MATHS

Two (2) Buckets were bought for X dollars each (\$X) and a third bucket is bought for \$less than twice the price of the first two buckets. (a) Write down an expression for the total cost of the three buckets (b) If the total cost of the buckets was less

27. ## m

Two (2) Buckets were bought for X dollars each (\$X) and a third bucket is bought for \$less than twice the price of the first two buckets. (a) Write down an expression for the total cost of the three buckets (b) If the total cost of the buckets was less

28. ## MATHS

The three Angles of a triangle are (x-25)degrees, (2x+40)degrees and 30 degrees. find the magnitude of each angle.

29. ## Maths

The sides of a triangle are xcm and 5cm. The perimeter is 29cm, evaluate the value of x?

30. ## Into to LAN

• Explain how you would create the users for the sales organization unit and how to set up work groups in this particular situation. Keep in mind that you may have to name certain applications and allowable tasks for each individual or job role.

1. ## chemistry

2+SF++MOL+1MOL+3,MD

posted on December 4, 2019
2. ## Geography.

A man-made channel filled with water and used for boat transportation or for irrigation is called a

posted on May 23, 2019
3. ## solve using unit rates

i get it now it is 13

posted on November 19, 2018
4. ## Physics

Sorry it was a typing error

posted on July 31, 2018
5. ## Physics

44ms^1

posted on July 31, 2018
6. ## Calculus / Rates of Change

It is not specified in the question. It is a tank, so perhaps up right, vertical?

posted on March 6, 2016
7. ## college algebra

Find the equation of the quadratic Functions whose graph is a parabola the points (-2,19), (3,14) and (4,25)

posted on April 14, 2014
8. ## I need HELP bad! Macroeconomics!

Sam has 10 shares of a company. Based upon the company's dividend policy, Sam will receive a total of \$450 per year in perpetuity. What is the value of each share if the rate of interest is 8 percent?

posted on May 3, 2012
9. ## Math

-2(3(2x+8)-4+5equal8x+4(2)-3(2)

posted on December 14, 2011