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2013
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Questions Asked on October 14, 2013

Assume that blood pressure readings are normally distributed with a mean of 123 and a standard deviation of 9.6. If 144 people
1. 2 answers
2. asked by florence
3. 19,669 views
Which of the following statements describes the development of the geologic time scale?A) Scientists developed the geologic time
1. 34 answers
2. asked by Bianca
3. 7,508 views
A football is thrown upward at a 30 degree angle to the horizontal. To throw a 40.0-m pass, what must be the initial speed of
1. 1 answer
2. asked by Anonymous
3. 7,319 views
two force act on a point object as follows: 100n at 170 and 100n at 50. find the resultant force
1. 2 answers
2. asked by ugo
3. 6,255 views
What do you call king Kong when he dresses up like a pilot
1. 6 answers
2. asked by Anonymous
3. 4,103 views
Joanne and Ed Greenwood built a new barn with an attached arena. To finance the loan, they paid $1,307 interest on $45,000 at
1. 2 answers
2. asked by martha
3. 3,854 views
Humans developed antibiotics to fight bacterial infections. However, some antibiotics are no longer efective in killing the
1. 1 answer
2. asked by Anon
3. 3,455 views
A rock climber throws a small first aid kit to another climber who is higher up the mountain. The initial velocity of the kit is
1. 1 answer
2. asked by Bonnie
3. 3,231 views
At 25 °C only 0.0990 mol of the generic salt AB is soluble in 1.00 L of water. What is the Ksp of the salt at 25 °C?
1. 1 answer
2. asked by Anonymous
3. 2,713 views
solve the equation through elimination:8y+4z=7 and 6y - 8z =41
1. 6 answers
2. asked by shamiso
3. 2,399 views
1) A rectangle has an area of 297 square inches and a width which is three inches less than four times the length. Find the
1. 4 answers
2. asked by Preston
3. 2,314 views
A drag racer starts her car from rest and accelerates at 9.2 m/s2 for the entire distance of 631 m.How long did it take the car
1. 2 answers
2. asked by Matt
3. 2,135 views
solve by elimination method:2r +3s=29 and 3r +2s=16
1. 5 answers
2. asked by shamiso
3. 2,009 views
what test would you need to perform to prove that it is the combination of glucose in the glucose indicator solution that
1. 1 answer
2. asked by Guest
3. 1,969 views
At low speeds (especially in liquids rather than gases), the drag force is proportional to the speed rather than it's square,
1. 1 answer
2. asked by Anonymous
3. 1,861 views
1. Yest Corporation's bonds have a 15-year maturity, a 7% semiannual coupon, and a par value of $1,000. The market interest rate
1. 1 answer
2. asked by hannah
3. 1,826 views
Find a formula for the inverse of the function. f(x) = (1 + 9x) / (8 - 4x)
1. 1 answer
2. asked by Millers
3. 1,816 views
Find the maturity value of the undiscounted promissory note that states that Phillip Esterey borrowed $4,000 for a period of 7
1. 1 answer
2. asked by Taylor
3. 1,762 views
Find the standard form of the equation of the parabola with the given characteristics and vertex at the origin. Passes through
1. 1 answer
2. asked by Joy
3. 1,701 views
The fraction 6/10 is not written in simplest form. Write the fraction in simplest form and equivalent decimal.
1. 3 answers
2. asked by Anonymous
3. 1,680 views
Two capacitors C1 = 7.00 µF and C2 = 11.0 µF are connected in series to a 9.00 V battery.(a) Find the equivalent capacitance
1. 1 answer
2. asked by HELP!!!
3. 1,653 views
A small bead of mass m is constrained to move along a frictionless track as shown. The track consists of a semicircular portion
1. 1 answer
2. asked by Anonymous
3. 1,630 views
1. Cost Benefit ModelEnvironmental scientists often use cost-benefit models to estimate the cost of removing a pollutant from
1. 1 answer
2. asked by Dele
3. 1,606 views
Calculate the amount of heat required to heat a 3.3kg gold bar from 30 ∘ C to 63 ∘ Specific heat capacity of gold is 0.128
1. 2 answers
2. asked by Anonymous
3. 1,596 views
If you fill a container with air at room temperature (400 K), seal the container, and then heat the container to 500 K, what
1. 1 answer
2. asked by Em
3. 1,579 views
11. What different reasons did the European nations have for exploration? Provide at least one example specific to Spain,
1. 9 answers
2. asked by BallaWitSwagg
3. 1,565 views
What mass of oxygen is needed for the complete combustion of 5.00×10−3g of methane?
1. 1 answer
2. asked by kristy
3. 1,563 views
Tarzan swings on a vine from a cliff to rescue Jane, who is standing on the ground surrounded by snakes. His plan is to push off
1. 1 answer
2. asked by Kimmy
3. 1,552 views
How does the tilt of the earth's axis explain changes in temperature from one season to another in the temperate zone?
1. 4 answers
2. asked by Rowan
3. 1,507 views
An amusement park ride consists of a large vertical cylinder that spins about its axis fast enough that a person inside is stuck
1. 1 answer
2. asked by andres
3. 1,455 views
A cup of brewed tea has 54 milligrams less caffeine than a cup of brewed coffee. If a cup of tea has 66 milligrams of caffeine,
1. 2 answers
2. asked by Christine
3. 1,452 views
1. Find the amount and the compound interest on rs.12800 for 1 year at 15/2%p.a. Componded semi-annually.2.find the amount and
1. 3 answers
2. asked by shrestha
3. 1,450 views
How many lone pairs are in a chlorite ion (CLO2)- ?
1. 1 answer
2. asked by Natalie
3. 1,444 views
The teacher's pet team has 50 points in math fever. They miss a question worth 200 points. What is the new score?
1. 2 answers
2. asked by Jada
3. 1,405 views
1). Why might Finland worry about nuclear power in Russia?A: ? 2). What was Russia's unemployment rate in 1998? A: Russia's
1. 13 answers
2. asked by Anonymous
3. 1,405 views
Write an equation of the line that pass through point P and is perpendicular to the line with the given equation.P(3,5); y=4
1. 2 answers
2. asked by David
3. 1,388 views
“The Mark of the Beast” by Rudyard Kipling. What lessonor meaning do you think this story held for the British audience of
1. 2 answers
2. asked by Dennisha
3. 1,326 views
On a hot sunny day in August, the weather-man reports that the barometric pressure is 39 atm atmospheres. How many Pascals is
1. 1 answer
2. asked by Anonymous
3. 1,311 views
0.05x+0.12(x+5000)=940 the answer is 2000 but how do you get it? don't you have to multiply by 100?
1. 1 answer
2. asked by Anonymous
3. 1,310 views
"A Dream Deferred"What happens to a dream deferred? Does it dry up like a raisin in the sun? Or fester like a sore- and then
1. 2 answers
2. asked by Lilly
3. 1,283 views
In 1619, the Virginia Company in London agreed to let the colonists have some say in their government. What was the name of the
1. 7 answers
2. asked by BallaWitSwagg
3. 1,283 views
The First Bank of Ellicott City has issued perpetual preferred stock with a $100 par value. The bank pays a quarterly dividend
1. 3 answers
2. asked by Anonymous
3. 1,273 views
Three masses sitting on three pulleys,the masses are 5kg,9kg,8kg.the system is in equilibrium,the pulleys are frictionless &
1. 1 answer
2. asked by Samar
3. 1,265 views
Pete slides a crate up a ramp at an angle of 25◦ by exerting a 290 N force parallel to the ramp. The crate moves at a constant
1. 1 answer
2. asked by andres
3. 1,262 views
The reaction is Br2 (g) <---> 2Br (g).It occurs at T = 1600 C. When 1.05 mol Br2 are placed in a 2 Liter flask, 2.50% of Br2
1. 2 answers
2. asked by Katie
3. 1,211 views
the following rational function gives the number of days it would take two construction crews, working together, to frame a
1. 2 answers
2. asked by Dee
3. 1,193 views
help with journalizing payroll transactions and filling on the cash payments journal, may 15, paid cash for april's payroll tax
1. 1 answer
2. asked by mel
3. 1,143 views
One long-distance telephone company offers a plan such that the first 20 minutes costs $.99 and each additional minute costs
1. 1 answer
2. asked by Julia
3. 1,141 views
Write an equation of the line that pass through point P and is parallel to the line with the given equation.P(3,5); y=4
1. 4 answers
2. asked by David
3. 1,135 views
Our statistics students, as noted were asked to rate their admiration of Hillary Rodham Clinton on a scale of 1 to 7. They also
1. 1 answer
2. asked by eid2013
3. 1,113 views
A study of the Consideration of Future Consequences(CFC) scale found a mean score of 3.51, with a standard deviation of 0.61,
1. 0 answers
2. asked by eid2013
3. 1,113 views
A 149 kg crate is pushed at constant speed up a frictionless inclined plane of theta = 51 with the horizontal. Assuming one
1. 1 answer
2. asked by JAYZ
3. 1,109 views
A block of mass m1 = 2.4 kg initially moving to the right with a speed of 3.3 m/s on a frictionless, horizontal track collides
1. 0 answers
2. asked by Leticia
3. 1,059 views
If 92J of heat are added to a pure gold coin with a mass of 12g, what is its temperature change? Specific heat capacity of gold
1. 1 answer
2. asked by Anonymous
3. 1,036 views
At low speeds (especially in liquids rather than gases), the drag force is proportional to the speed rather than it's square,
1. 3 answers
2. asked by Anonymous
3. 1,027 views
The decomposition of NH4Cl can be accomplished by heating it in an evacuated cylinder. The products are NH3 and HCl gas. If the
1. 2 answers
2. asked by Eren
3. 1,025 views
In a survey, 55% of the voters support a particular referendum. If 30 voters are chosen at random, find the standard deviation
1. 1 answer
2. asked by Jim
3. 1,001 views
A = {distinct letters in the word miss}B = {15} C = {m, i, s} D = {2 + 1} E = {three} F = {3} What is the cardinality of each
1. 1 answer
2. asked by lisa
3. 976 views
A sample of 148 of our statistics students rated their level of admiration for Hillary Rodham Clinton on a scale of 1 to 7. The
1. 1 answer
2. asked by eid2013
3. 975 views
A preschool child can be designated a reader when he or she:a. writes words b. sounds out a word and is almost correct c. has
1. 5 answers
2. asked by katrina
3. 973 views
The digestive, circulatory, respiratory, immune, and excretory systems all work together to maintain homeostasis. Discuss how a
1. 2 answers
2. asked by rayan
3. 971 views
Our statistics students, as noted were asked to rate their admiration of Hillary Rodham Clinton on a scale of 1 to 7. They also
1. 0 answers
2. asked by eid2013
3. 971 views
is social mobility when people get moved to a higher social class?
1. 6 answers
2. asked by Unkown
3. 944 views
At low speeds (especially in liquids rather than gases), the drag force is proportional to the speed rather than it's square,
1. 1 answer
2. asked by Anonymous
3. 940 views
The Fourier series expansion for the periodic function,f(t) = |sin t|is defined in its fundamental interval. Taking π = 3.142,
1. 0 answers
2. asked by Margaret
3. 915 views
Buttermilk has 9 grams of protein and 12 grams of carbohydrate per cup (237ml). Estimate the concentration in mol/L of protein
1. 3 answers
2. asked by jc
3. 901 views
Suppose f(x) = 3x + 4. What is f^-1(x) and what is (f^-1)'(x).
1. 1 answer
2. asked by Nate
3. 899 views
How would you know if a model is a good model?
1. 2 answers
2. asked by Tia
3. 865 views
What are some factors that are responsible for the emergence of Portugal and Spain as the most dominant powers of Europe during
1. 5 answers
2. asked by Sarah
3. 840 views
Find the derivative of the function. g(x) = (e^x)/(3 + 3x)
1. 1 answer
2. asked by Nathan
3. 838 views
A boy standing on a high diving board has a mass of 45 kg and a total gravitational potential energy of 2700 j. How high is the
1. 1 answer
2. asked by Nick
3. 834 views
Find the standard form of the equation of the parabola with the given characteristics and vertex at the origin. Passes through
1. 2 answers
2. asked by Joy
3. 821 views
explain how the distance to empty has dropped from 425 miles to 240 in just 20 minutes
1. 1 answer
2. asked by Anonymous
3. 813 views
Calculate the mass of NaOH pellets required to prepare 1litre of 0.1Litre NaOH
1. 1 answer
2. asked by Innocent
3. 805 views
The Fourier series expansion for the periodic function,f(t) = |sin t|is defined in its fundamental interval. Taking π = 3.142,
1. 1 answer
2. asked by Margaret
3. 804 views
How many grams of H2 are needed to produce 10.75g of NH3?
1. 1 answer
2. asked by kristy
3. 788 views
1. In an ANOVA, one group has a much larger sample mean than the other. The analyst decides to remove this group and to conduct
1. 2 answers
2. asked by Jumbo
3. 777 views
A fair coin is tossed 6 times. What is the probability of tossing at least 4 heads in a row?
1. 1 answer
2. asked by --------
3. 776 views
It is difficult to travel through the huge expanse of parched sands in the Sahara Desert, where oases are plentiful but distant
1. 1 answer
2. asked by Roshonda
3. 776 views
What is the derivative of f(x) = 10 + sqrt(2x + 32)?
1. 2 answers
2. asked by Anonymous
3. 764 views
Two mountain climbers are working their way up a glacier when one falls into a crevasse. The icy slope can be considered
1. 1 answer
2. asked by Ywome
3. 762 views
The 850 kg piano is being pushed across the floor with an applied force of 283 N [forward] and a force of friction of 271 N
1. 1 answer
2. asked by iyzi
3. 750 views
A block of mass m1 = 2.4 kg initially moving to the right with a speed of 3.3 m/s on a frictionless, horizontal track collides
1. 1 answer
2. asked by Leticia
3. 750 views
A sofa regularly sells for $510. The sale price is $423.30. Find the percent decrease of the sale price from the regular price.
1. 1 answer
2. asked by Lo
3. 736 views
Determine the force of gravity on an 850 kg piano.
1. 1 answer
2. asked by iyzi
3. 730 views
At low speeds (especially in liquids rather than gases), the drag force is proportional to the speed rather than it's square,
1. 17 answers
2. asked by akha
3. 726 views
Mario, a hockey player, is skating due south at a speed of 5.4 m/s relative to the ice. A teammate passes the puck to him. The
1. 0 answers
2. asked by butcha
3. 706 views
A bullet of mass 10 g has a speed of 500 m/s. a) What is its kinetic energy? b) if it penetrates a block of wood a distance of
1. 2 answers
2. asked by Hayden
3. 706 views
A cart loaded with bricks has a total massof 25.4 kg and is pulled at constant speed by a rope. The rope is inclined at 30.6 ◦
1. 1 answer
2. asked by Casey
3. 699 views
The owner's equity of Logan's company is equal to one quarter of the total assets. Liabilities equal $60,000. What is the amount
1. 1 answer
2. asked by Krystal
3. 691 views
journalizing payroll transactions, for Keller Systems;Inc, paid cash for april's payroll tax liability. withheld taxes from
1. 0 answers
2. asked by mel
3. 688 views
When 51J of heat are added to 13g of a liquid, its temperature rises from 10.2 ∘ C to 12.6 ∘ C. What is the heat capacity of
1. 1 answer
2. asked by Anonymous
3. 685 views
Find the critical numbers of the function.h(t)=t^3/4-6^1/4
1. 3 answers
2. asked by Jan
3. 679 views
(4x+6)/(16x^2-36)/(4x^2+22x-42)
1. 0 answers
2. asked by Anonymous
3. 677 views
Convert to years, expressed in decimal form to the nearest hundredth.6 months
1. 2 answers
2. asked by Taylor
3. 671 views
simplify 4^8/4^-4Would this be 4^4 the correct answer?
1. 2 answers
2. asked by Elle
3. 667 views
Two masses M1 = 6.10 kg and M2 = 3.90 kg are on a frictionless surface, attached by a thin string. A force of 47.7 N pulls on M2
1. 0 answers
2. asked by JAYZ
3. 665 views
Your town is installing a fountain in the main square. If the water is to rise 20 m above the fountain, how much pressure must
1. 1 answer
2. asked by Em
3. 658 views
"Studying about medicine" is important to a doctor.adverbial phrase gerund phrase infinitive phrase participial phrase What type
1. 1 answer
2. asked by Anonymous
3. 658 views
"The graph of y = g(t) is provided below.Based on the graph, where is ln(g(x)) continuous?" I did not include the graph but I
1. 2 answers
2. asked by Josh
3. 642 views

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