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Posts by manuel

Total # Posts: 44

Math
The librarian was checking the thicknesses of several books and found that the average thickness of a book was 1.8 centimeters. She found this by averaging the thickness of five different books. Four of the thicknesses were 1.4cm, 1.9 cm, 2.1 cm, and 2.4 cm. What was the ...

Math
$13.50

Math
A Pedometer cost $6.50. If I paid $20.00, would I get change back? If so, how much should I get back?

Trigonometry
A plane at an altitude of 12,000 feet finds the angle of depression for a building ahead of the plane to be 10.4 degrees. With the building still straight ahead, two minutes later the angle of depression is 25.6 degrees. Find of the plane relative to the ground in feet per ...

Trigonometry
A Ferris Wheel rotates 3 times each minute. The passengers sit in seats that are 25 feet from the center of the wheel. A. What is the angular velocity of the wheel in degrees per minute and radians per minute? B. What is the linear velocity of the passenger in the seats?

Trigonometry
The Consumer Product Safety Commission recommends that the base of a ladder should be set out 1 foot from a wall for every 4 feet of vertical rise. a. What angle will a ladder so situated make with the ground? b. If Joe follows these recommendations, how far up the wall (...

Trigonometry
A fisherman used a 12 foot rope to tie a boat to the dock. The rope makes an angle of 40 degrees with the ocean. How far is the boat from the dock?

Trigonometry
Determine all the values of theta,0 degrees < or = theta < 360 satisfying csc(x)<0 and cot(x)>0

Plane Trigonometry
sin A=-4/5;A in Quadrant 4 and csc B=-7/3;B in Quadrant 3. What is the value of the expression cos(A-B)?

Plane Trigonometry
73*41^1/2/533

math
perimeter is 100 assuming one side is x so sides are, x, x, 50-x, 50-x area is x(50-x)

Physics
Please how do i get an answer to this answer that goes like this a wire of length 5.0m and diameter 2.0cm extends by 0.25mm when a force of 50n was used on its end. Calculate (i) stress (ii) strain in the wire (pi=3.142)

Math/Precal
How do i get left side to equal right side? (1-tanx)/(1-cotx) = -tanx

science
what are two consequences of spraying insecticides to get read of mosquitoes

Verbales (sacar fórmula)
Una firma de inversión tiene $100.000 para invertir de un cliente y decide invertir en dos fondos, A y B. La tasa de rendimiento esperada, o interés simple, por el fondo A es de 15%, pero hay riesgo, y el cliente no quiere invertir más de $50,000 en estas ...

Math
1/4

chemistry
DISTILLATION

Geomentry
If RS=8y+4,ST=2x-2 and RT=64 find the value of x

physics
A 3 kg object traveling 6m/s east has a perfectly elastic collilsion with a 4kg object traveling 8 m/s west After the sollision, the 3 kg object will travel 10 m/s west a. What was the total momentum before the collision? b. What is the total momentum of these objects after ...

physics
The equation for distance is d = st. How far does a car go in 10 seconds at a speed of 44 m/s?

Geography
Why do geographer study human environment

MicroEconomics
Hello, I have a snapshot file of some questions on elasticity I would like to send. Is there an email address and what do you charge? Thank you

accounting
management anticipates fixed cost of $72,500 and variable cost equal to 40% of sales. what will pretax income equal if sales are $325,000?

accounting
a product sells for $200.00 p/unit and its variable cost p/unit are $130 the fixed cost are $420,000. if the firm wants to earn $35,000 pretax income, how many units must be sold?

accounting
a firm expects to sell 25000 units of its products at $11.00 p/unit. pretax income is predicted to be $60,000. if the variable cost p/unit are $5.00, total fixed cost must be?

physics
what speed must you toss a ball straight up so it takes 2s to return to you

Algebra
Write a slope-intercept equation of the line whose graph is described. Perpendicular to the graph of y = x; y-intercept (0,0).

Algebra
Write a point-slope equation for the line with the given slope that contains the given point, m = 1; (-3, 6).

physics
a student walks 180m in 155s. the student stops for 35s and then walks 320m farther in 145s. What is the average speed of the entire walk?

math
Order these integers from least to greatest. -2, 4, -17, 40, -86-2, 4, -17, 40, -86

physics
5 m/s, 8.5 m/s

math
No typo

math
Solve the simultaneous equations (x +3)(y+ 5)=24 (y +5)(z-7)=48 (z+ 7)(x+ 3)=32

algebra
if one number is four more than twice the second number and the total is twenty five what are the numbers?

Physics
A m1 = 4.20-kg block on a smooth tabletop is attached by a string to a hanging block of mass m2 = 2.60 kg, as shown in the figure. The blocks are released from rest and allowed to move freely.

us history
the business cycle might best be described as?

howard
lol u had trouble on that one too huh

English
ala

physics
-32 50 to vertical coordination

Buiness
Create a taxonomy of 10 management that lists the author, theory and significance. In addition write a conclusion defending the statement that there is no one best theory to fit all situtions

Physics
Vector A has a magnitude of 48 cm and is directed toward the East. Vector B has a magnitude of 21 cm and is directed toward the West. Find the resultant vector with direction. Help please!!!!

10th grade Geometry
18ft

AP Biology
My F1 generation gave me 30 males (5 were mutated) and 10 females 5 were mutated. My F2 generation gave me 50 males, 20 were mutated, and 30 females, 15 were mutated. I don’t know how to determine my crosses identifying if its sex linked or autosomal and that where I ...

ielv
dog

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