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Charles

Questions (249)

Delia has 493 stamps in her stamp collection. She can put 16 stamps on each page of an album. How many pages can she fill
1. 7 answers
2. 1,227 views
The denominator of a fraction is one more then the numerator. If 2 were added to both the numerator and denominator, the new
1. 3 answers
2. 1,006 views
6. (TCO F) Suppose the December CBOT Treasury bond futures contract has a quoted price of 80-07. What is the implied annual
1. 0 answers
2. 928 views
A 1000 kg Toyota, initially traveling at 40 mph, collides into the rear end of a 2000 kg Cadillac, initially stopped at a red
1. 1 answer
2. 655 views
In order to pass a physical education class at a university, a student must run 1.0 mi in 12.5 min. After running for 10.0 min
1. 3 answers
2. 1,733 views
You are given vectors A = 5.0i - 6.5j and B = -2.5i + 7.0j. A third vector C lies in the xy-plane. Vector C is perpendicular to
1. 3 answers
2. 2,867 views
A stone projected vertically upward with a speed of 30ms from the top of a tower of height 50m neglecting the air
1. 2 answers
2. 901 views
A homeowner is laying sod in her lawn. The lawn is a rectangle with dimensions of 28'*18'. If one piece of sod is a rectangle
1. 1 answer
2. 699 views
If wind blows at 34m/s over a house, what is the net force on the roof if its area is 170m2 and is flat? (At 20 ∘ C dry air
1. 0 answers
2. 697 views
A 69-cm-diameter wheel accelerates uniformly about its center from 150rpm to 320rpm in 4.4s . Determine angular acceleration?
1. 1 answer
2. 888 views
Calculate the mass m needed in order to suspend the leg shown in the figure(Figure 1) . Assume the leg (with cast) has a mass of
1. 1 answer
2. 1,191 views
The air temperature on a certain day is 86 degrees FA)Convert to Celsius? B) Calculate the sound of speed in air? C)When a 653Hz
1. 1 answer
2. 768 views
An ultrasonic wave in water is a compression wave that travels at 1,400 m/sA) An ultrasonic wave from a ship travels to the
1. 1 answer
2. 655 views
Can someone please help me answer these questions? Is additional information other than what is given needed to solve? Thanks in
1. 1 answer
2. 634 views
We heard tommy's loud drumming clearly despite the _______ of the elementary school band practice.A. Esprit B. Concordance C.
1. 2 answers
2. 472 views
I am doing a titration lab and need help with a problem. (i used .100M H2SO4)(I used 10.0 ml of Ba(OH)2 solution and added 50.0
1. 1 answer
2. 4,189 views
“Strontium-90 is a pure beta source.” How could a physicist test this statement?I am stuck on this one, but I was thinking
1. 1 answer
2. 1,449 views
Is the main characher in Football Futigive more like an equilateral isosceles or scalene?
1. 1 answer
2. 415 views
A 4 kg block slides along a frictionless horizontal with a speed of 5.1 m/s. After sliding a distance of 7 m, the block makes a
1. 1 answer
2. 1,482 views
A 0.377 kg bead slides on a curved wire, starting from rest at point A(4.8 meters) as shown in the figure.The acceleration of
1. 0 answers
2. 709 views
A block sliding on a horizontal surface has an initial speed of 0.5 m/s. The block travels a distance of 1 m as it slows to a
1. 1 answer
2. 2,493 views
Suppose that the force on the block FT is increased so that the block accelerates (starting from rest) at a = 2.2 m/s2.Now what
1. 1 answer
2. 620 views
A 35 kg block is pulled at a constant speed along a horizontal surface by a rope with tension FT . The rope is inclined at an
1. 1 answer
2. 807 views
A force Fx acts on a particle. The force is related to the position of the particle by the formula Fx = (5.9 N/m3) x3.Find the
1. 0 answers
2. 1,005 views
A spring with spring constant of 28 N/m is stretched 0.2 m from its equilibrium position.How much work must be done to stretch
1. 1 answer
2. 742 views
A 7453 N piano is to be pushed up a(n) 4.04 m frictionless plank that makes an angle of 25.9� with the horizontal.Calculate the
1. 1 answer
2. 4,004 views
A force ~F = Fx ˆý+Fy ˆ| acts on a particle that undergoes a displacement of ~s = sx ˆý + sy ˆ| where Fx = 10 N, Fy = −4
1. 2 answers
2. 5,715 views
A simple Atwood's machine uses a massless pulley and two masses m1 and m2. Starting from rest, the speed of the two masses is
1. 0 answers
2. 610 views
Determine the theoretical and percent yield of hydrogen gas if 78.5 g water undergoes electrolysis to produce hydrogen and
1. 2 answers
2. 678 views
Elbert wants to plant grass seed in his backyard. His yard is shaped like a rectangle that is 6 meters by 7 meters. He plans to
1. 1 answer
2. 802 views
Serena has a square-shaped garden. She wants to put a fence around the outside of the garden. One side of the garden is 8 feet
1. 2 answers
2. 1,183 views
A mother of triplets wants to buy gum balls the machine has two colors how much will it cost to get three gum apps the same
1. 1 answer
2. 1,141 views
How can we find the antilogarithm of 9.485?
1. 1 answer
2. 366 views
if Tom is driving 64 kilometers/hour what is his speed in miles/hour?
1. 1 answer
2. 528 views
Solve the equation sin2x=2cos2x, for 0 degrees <=x<=180 degrees
1. 2 answers
2. 3,667 views
Ca(OH)2 reacts with CO2 to form CaCO3 and H2O.A. How many grams of CaCO3 will be formed if 4 grams of Ca(OH)2 are used? B. If
1. 1 answer
2. 786 views
How does the structure of the government relate to the criminal justice system?
1. 0 answers
2. 355 views
Nigeria has been characterized as the most corrupt country in the world and evidence of corruption has been manifested daily by
1. 3 answers
2. 503 views
1.state ten users of accounting information and show their intrest 2. Enlimurate eight qualities that accounting information
1. 0 answers
2. 471 views
1.state ten users of accounting information and show their intrest 2. Enlimurate eight qualities that accounting information
1. 0 answers
2. 564 views
State ten users of accounting iformation and show their intrest 2 enumurate eighth qualities that accounting information must
1. 1 answer
2. 526 views
Steam is compressed reversibly to liquid water at the boiling point 100C. The heat of vaporisation of water at 100C and 1.01325
1. 0 answers
2. 866 views
Determine the mimimum furnace output for a 2100 sq feet modern house using the formula B=31a
1. 1 answer
2. 910 views
Laser Pointers emit light waves whose wavelength is 670 nm. What is the frequency for this light?
1. 1 answer
2. 3,171 views
A tiger leaps horizontally from a 15.0 m high rock with a speed of 7.10 m/s. How far (in meters) from the base of the rock will
1. 2 answers
2. 422 views
Which logarithmic equation is equivalent to L^m = E1) LogL E = m 2) logE L = m 3) logm E= L 4) logE m= L
1. 3 answers
2. 3,240 views
This is a logs questionIf u=x/y^2, which expression is equivalent to log u? 1) log x + 2 log y 2) 2(log x- log y) 3) 2(log x +
1. 1 answer
2. 4,188 views
A mass with an initial combined potential energy and kinetic energy of 10,000 joules is dropped onto a fence post to drive it
1. 0 answers
2. 662 views
Use the data given in table 13.1 on page 846 to construct a frequency distribution with a first class ( in ten thousands ) of
1. 1 answer
2. 491 views
How can pupils be easily helped to understand base ten concepts
1. 0 answers
2. 342 views
The rotating loop in an AC generator is a square 11.0 cm on a side. It is rotated at 60.0 Hz in a uniform field of 0.800 T.
1. 2 answers
2. 3,028 views
A small airplane with a wingspan of 13.5 m is flying due north at a speed of 70.8 m/s over a region where the vertical component
1. 1 answer
2. 1,246 views
A ball is dropped from a roof to the ground 4.00 m below. Exactly 0.400 s later, a rock is thrown downwards with some initial
1. 1 answer
2. 410 views
how to find the lcm of 15,27
1. 1 answer
2. 1,096 views
In the reaction of N2 and H2 to produce NH3, how many moles of H2 will produce 37.9 grams NH3 if sufficient N2 is present? Do
1. 1 answer
2. 920 views
if i ran a 4.6 forty yard dash and i ran down hill at a max speed of 18 miles per hour and punched you right in the face how
1. 1 answer
2. 543 views
What is the probability a student answer at least 4 out of five questions correctly on a quiz? n=15, x>=4, p=.20, q=.80
1. 1 answer
2. 475 views
Choose the pair of words/phrases among the choices that exhibits the same logical relationship as the words/phrases in the
1. 1 answer
2. 2,187 views
During the middle 1930s the WPA (Works Progress Administration) put unemployed people to work building bridges, roads and school
1. 3 answers
2. 562 views
Write the expression and evaluate. There is only one answer whIch should match the range of the inverse trig function.Sec^-1(-2)
1. 1 answer
2. 567 views
Having trouble with a section in my summer assaignment, and my teacher doesnt respond to his e-mails... If someone could help
1. 1 answer
2. 508 views
A pool of water with surface area of 0.6 hectares has a uniform depth of 3 metres.A pipe drains water in the pool at the rate of
1. 2 answers
2. 912 views
On a part-time job, you are asked to bring a cylindrical iron rod of length 91.9 cm and diameter 2.70 cm from a storage room to
1. 2 answers
2. 913 views
I'm not sure where to start on these two problems, so any help is greatly appreciated.1)4^x = x^2 2)5-x^2 = e^x
1. 1 answer
2. 437 views
What is the volume of a spherical dome with radius 5.5ft and height 3.5ft?
1. 2 answers
2. 523 views
what is the concentration hcl react with zn
1. 1 answer
2. 361 views
A surveillance satellite circles the earth at a hight of h miles above the surface. Suppose that d is the distance, in miles, on
1. 1 answer
2. 1,324 views
Describe in each case what you could add to the following aqueous solutions in order to separate one or more cations or anions
1. 1 answer
2. 508 views
Suppose that two different tests A and B are to be given to a student chosen at random from a certain population. Suppose also
1. 1 answer
2. 1,014 views
A laser emitting light with a wavelength of 480 nm is directed toward the surface of rubidium metal. The work function for
1. 1 answer
2. 802 views
I have described normative and legal definitions of crime but how is each for applied?
1. 0 answers
2. 459 views
points that all lie in one place?
1. 1 answer
2. 351 views
week9 Romans, Islamic, and Indian civilization. wHAT is the purpose of the piece, who's responsible for paying for the piece,how
1. 1 answer
2. 631 views
Why did it take until 1932 for Saudi Arabia to obtain its independence?
1. 1 answer
2. 422 views
Some properties of aluminum are summarized in the following list.normal melting point 658°C heat of fusion 0.395 kJ/g normal
1. 4 answers
2. 933 views
The most useful indicator of the degree of democracy reached by a particular society is whether it has a what?
1. 1 answer
2. 432 views
Do students at various universities differ in how sociable they are? Twenty-fivestudents were randomly selected from each of
1. 1 answer
2. 634 views
a student claims that if a fair coin is tossed and comes up heads 5 times in a row, then according to the law of averages the
1. 3 answers
2. 2,581 views
Show that for all three distributions (Binomial, Poisson and Geometric) the probability of finding at least one ace is around
1. 0 answers
2. 424 views
From a single deck of cards, you select a card, look at it, put it back in the deck and shuffle. If you do this 10 times, what
1. 0 answers
2. 556 views
From a single deck of cards, you select a card, look at it, put it back in the deck and shuffle. If you do this 10 times, what
1. 1 answer
2. 463 views
From a single deck of cards, you select a card, look at it, put it back in the deck and shuffle. If you do this 10 times, what
1. 0 answers
2. 443 views
D)Assume that you have $100,000 extra to spend on promotion of consumer product. On what basis would you decide whatever to
1. 0 answers
2. 1,117 views
D) Explain why distribution frequenly purchased goods like Mars bars requires longer distribution channel with more
1. 1 answer
2. 433 views
A) Explain why the return on investment diminishes as more is invested in advertising.I understand that ROI= (Gain from
1. 0 answers
2. 921 views
Does anyone know prealgebra so i can ask a question????????????????????????????????????? PLEASE
1. 2 answers
2. 418 views
A)Explain why the return on investment in advertising diminishes as more is invested in advertising.I understand that ROI= (Gain
1. 0 answers
2. 598 views
Explain why fixed and variable costs per unit decline as sales volume increases. Suppose a company had a variable cost/unit of
1. 1 answer
2. 963 views
A) The total market for high density TV’s is estimated to be 600,000 units. Product development and marketing costs for market
1. 1 answer
2. 670 views
A firm's cost of financing is equal to its: WACC, required yield that investors seek for various kinds of securities, required
1. 0 answers
2. 590 views
Hello im kinda new here and hoping someone can help me with this energy conservation question (I believe).A 2.10g- bullet embeds
1. 2 answers
2. 568 views
Irene has experienced physical problems because her life has been disrupted by environment changes and constraints. She
1. 1 answer
2. 571 views
John was recently diagnosed with dissociative amnesia. His family and friends have asked to be involved in his treatment. What
1. 0 answers
2. 503 views
John was recently diagnosed with dissociative amnesia. His family and friends have asked to be involved in his treatment. What
1. 0 answers
2. 1,156 views
Irene has experienced physical problems because her life has been disrupted by environment changes and constraints. She
1. 1 answer
2. 533 views
Which analysis of variance should be applied when an experiment has more than one independent variable.What are the assumptions
1. 0 answers
2. 628 views
If the frequency of an RC oscillator connected to CLKIN is 96 KHz on A PIC 16F877a, the frequency on CLKOUT would be?
1. 1 answer
2. 386 views
If the frequency of the crystal oscillator is 20 MHz on a PIC16F877a, the frequency of the signal on OSC1/CLKOUT would be?
1. 1 answer
2. 398 views
If the frequency of the crystal oscillator is 20 MHz on a PIC16F877a, the frequency of the signal on OSC1/CLKIN would be?
1. 0 answers
2. 404 views
What does sec^2(-2) equal? Can you explain why?
1. 2 answers
2. 378 views

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