Saturday
October 1, 2016

Posts by Shawn

Total # Posts: 560

Physics
A container of mass 0.3 kg slides along the ice with a speed of 4 m/s when it reaches a rough section where the coefficient of kinetic friction is 0.8. How long will it take the puck to stop sliding?
September 30, 2016

Physics
1. You apply a force of 11.8 N on a 5.1 kg object, pushing it horizontally across a surface where the coefficient of kinetic friction is 0.44. (a) Determine the frictional force acting. (b) Determine the object's acceleration. 2. A container of mass 0.5 kg slides along the...
September 27, 2016

Math
How to compare 0.7 and 5/8
September 23, 2016

Pre-Calculus 11
Two positive numbers x and 1-x add up to 1. Let the sum of their reciprocals be k. Find the only possible value of k such that x is a rational number. Hint: set up the equation and solve x with k in it. You'll encounter the quadratic formula in your solution.
September 14, 2016

math
Write the following number in standard form: 400,000,000+30,000,000,+1,000,000+200,000+5,000+600+1
September 6, 2016

math
How do you write 400,000,000+30,000,000+1,000,000+200,000+5,000+600+1 in standard form
September 6, 2016

Statistics
The ages of commercial aircraft are normally distributed with a mean of 13.5 years and a standard deviation of 7.3 years. What percentage of individual aircraft have ages greater than 15 ​years?
July 26, 2016

math
show solution. in a certain eatery, there are 5 glass racks having 24 glasses and 8 left over. The answer says there are 130 glasses in all.
July 13, 2016

Algebra
Two pipes can fill a tank in 9 hours. If the bigger of the pipes has a rate of 1 ½ times of the smaller, how long would it take each pipe to fill the tank if opened alone?
July 13, 2016

Math
Tom has twice as much money as Gabi. Harry has 3 times as much money as Tom. Harry has $120. How much money does Gabi have?
June 8, 2016

Math
If you walk5/6 mile and then jog 4/5 mile, what is the total distance covered? How much farther did you walk than jog?
May 26, 2016

Math
There are 4 children in a family, Find the probability that there is atleast 1 boy if it is equally likely to have a boy or girl?
May 18, 2016

Math
How many 4 digit numbers are greater then 7538 can be made using the digits, 0,3,5,7,8,9 without repetition?
May 12, 2016

Math
How do i express y as a function of x. Logy=1/3(logx-log27)
April 27, 2016

Math
What are the transformations of: f(x)=-log(2-x)+3
April 27, 2016

Math
The size of a decreasing population is given by p(t)=P0(2)^-t/7 where p(t) represents the population as time, t, in years and p0 is the initial population what percent of the original population will be there after 10 years??
April 27, 2016

physics
somebdy help
March 14, 2016

physics
A 313 μF defibrillator capacitor is charged to 4.94×103 V. When fired through a patients chest, it loses 95 % of its charge in 40 ms. What is the resistance of the patients chest?
March 14, 2016

trig gauss jordan
Write the augmented matrix, and then solve the system, using Gauss Jordan elimination on the augmented matrix. x + 2y - z = 4 -2x + y - 4z = -6 4x - 3y + 2z = -10
March 6, 2016

trig help
Find the equation of the hyperbola satisfying the given conditions. Vertices at (5, 1) and (-7, 1); asymptotes (y - 1) = 1/3(x + 1) and (y - 1) = -1/3(x + 1)
March 6, 2016

statistics
5 cards are drawn out of a regular deck without replacement; you win if you get at least one red card. What is the probability of getting at least one red card?
February 24, 2016

algebra question
Please help me on this!!! so confused The table below shows data from a survey about the amount of time high school students spent reading and the amount of time spent watching videos each week (without reading): reading video 5 1 5 4 7 7 7 10 7 12 12 15 12 15 12 18 14 21 15 ...
February 11, 2016

Math
What is the simple interest of $1500 for 4 months at 6&3/4% annual interest
January 19, 2016

Math
What is the simple interest of $1500 for 4 months at 6&3/4% annual interest
January 19, 2016

Math 5th
Toby needs to bike 3 miles a day. He rides 1 5/8 miles to school, then 1/2 to the store. how many more miles does Toby need to ride to get 3 miles. Do I Add or multiply. Help
December 15, 2015

Chemistry
Calculate the molecular weight of a gas if 16.8 g of the gas occupies 16.3 L at STP.
December 7, 2015

Algebra 1 Honors
A taxi cab charges $2.50 for the first mile and $0.35 for each quarter mile after that. Johns taxi ride to he airport was 15.75 miles. What was his fare?
November 25, 2015

math
A kangaroo weighs about 0.04 ounces at birth. Fully grown it can weigh 185 pounds. How many times as heavy as a newborn kangaroo is a fully grown adult?
October 29, 2015

business law
Frank was invited to a party at a friend’s home to watch the Super Bowl (football game). He was so disgusted with the way his team was playing that he offered to sell the first person who gave him a $1, his rare team jacket worth about $800. Jeff gave him a $1, and Frank...
October 17, 2015

language
is the noun in this sentence correct? the wealthier peoples class was called the gentry
September 29, 2015

Math
Thank you soooooomuch!
September 18, 2015

Math
yes
September 18, 2015

Math
It says simply this expression
September 18, 2015

Math
-12/3x(-8+(-4)^2-6)+2 How do I get the answer of:-6?
September 18, 2015

grammar
Jermaine loves applying his Learning Pattern knowledge to his relationship with his family members at home. At the kitchen table, ______ discuss how they would approach the task of remodeling the guest bathroom. a. he and his wife b. his wife and him c. his wife and himself
August 14, 2015

History
ty
August 12, 2015

History
1.B
August 12, 2015

History
1.c 2.d 3.c 4.c 5.c???
August 12, 2015

History
I need help finding the answers! 1. Which of the following key terms has been responsible for the formation of many limestone caves in northern Georgia? (1 point)fault erosion plateau elevation 2. Which of the following regions is located in the northeastern corner of the ...
August 12, 2015

physsics
If the vehicle travelled at a speed of 88.6 km/h is now at rest, find the change in momentum for both the 68.4 kg adult driver and the 34.2 kg child passenger.
June 25, 2015

Math
Thirty one does not work. I have tried other numbers also. At a loss here
June 1, 2015

Math
Mcnisens sells mcnuggets in packages of 7, 11, and 30. What is the largest number of pieces that you cannot order from mcnisens. The answer is a keyword for playfair cipher. I came up with 50
June 1, 2015

Math
I have used this site on a number of occasions and i never receive an answer. I am just looking for guidance. Willing to work through problem
June 1, 2015

Math
I need to find the answer to this brain teaser. Mcnisens sells mcnuggets in packages of seven, eleven, or thirty. What is the largest number of pieces that yoh cannot order from mcnisens. I need it as a keyword for a playfair cipher. I have tried forty nine by adding them ...
June 1, 2015

Math
A hot air balloon with a height of 120m is directly over a bridge that is 313m from the balloon's landing point. The navigator finds the angle of depression to the landing point. Find the angle of depression.
May 31, 2015

Math
Find the volume of a triangular prism with the following dimensions. Round to the nearest whole number. triangle base: 7 ft triangle height: 4 ft prism height:8.5 ft
May 22, 2015

Math
Find the volume of a triangular prism with the following dimensions. Round to the nearest whole number. triangle base: 7 ft triangle height: 4 ft prism height:8.5 ft
May 22, 2015

Math
I don't get it.
May 19, 2015

Math
A bosu® ball in the shape of a hemisphere (half of a sphere) The diameter of the ball is 58 centimeters and is completely filled with air. How much air does the ball contain, in cubic centimeters? Round your answer to the nearest centimeter. (Use 3.14 for π.)
May 19, 2015

Math
A baseball has a diameter of 6 cm. How much air is needed to fill the baseball, in cubic centimeters? Round your answer to the nearest centimeter. (Use 3.14 for π.)
May 19, 2015

Accounting
Flip Company's December 31, 2014 trial balance is as follows: Flip Corporation Trial Balance December 31, 2014 Account Debit Credit Cash $43,500 Accounts Receivable 54,500 Allowance for Doubtful Accounts 500 Notes Receivable 30,000 Merchandise Inventory 55,000 Land 20,000...
May 9, 2015

Reading
I just need clarification on it
May 4, 2015

Reading
In both "Miracles" and "in Just—," the poets use images that appeal to the senses. In a paragraph, compare the use of imagery in the two poems. First, present images in each poem that appeal to the senses of sight, sound, and touch. Then, state at ...
May 4, 2015

Social studies
#3 is A?
April 24, 2015

Social studies
ty
April 24, 2015

Social studies
My answers: C A B A A B A
April 24, 2015

Social studies
1. Which word best describes modern life for Japanese teenagers such as Asuka? relaxed crowded isolated traditional 2. Tropical storms often hit Japan during the ________. summer winter spring fall 3. Which of Japan's islands has the largest level area? Hokkaido Honshu ...
April 24, 2015

Math
A 1965 U.S. half dollar contains 2/5 ounce of silver. How many ounces of silver do 100 of those coins contain?
April 13, 2015

LA
William Shakespeare died in early 1600's did he not so what is your thought on that
February 19, 2015

LA
When did William Shakespeare live? A. in the late fifteenth and early sixteenth century b. in the late sixteenth and early seventeenth century c.in the late seventeenth and early eighteenth century Answer A 2. Which is NOT one of the differences between literary works and ...
February 19, 2015

math
At Sunny;s Smoothies 2/5 of the smoothies are made with citrus fruit and the rest are made with berries.1/8 of the berry smoothies contain bananas.What fraction of all the smoothies are berry banana?
February 14, 2015

physics
In state-of-the-art vacuum systems, pressures as low as 1.00 10-9 Pa are being attained. Calculate the number of molecules in a 1.80-m3 vessel at this pressure and a temperature of 31.0°C.
December 13, 2014

physics
The pressure gauge on a tank registers the gauge pressure, which is the difference between the interior pressure and exterior pressure. When the tank is full of oxygen (O2), it contains 10.0 kg of the gas at a gauge pressure of 43.0 atm. Determine the mass of oxygen that has ...
December 13, 2014

physics
In a student experiment, a constant-volume gas thermometer is calibrated in dry ice (−78.5°C ) and in boiling pentane (36.1°C). The separate pressures are 0.896 atm and 1.433 atm. Hint: Use the linear relationship P = A + BT, where A and B are constants. What ...
December 13, 2014

Chemistry
4P + 50_2 ---> 2P205 25.4g of P are used with excess 02 how many grams of p205 should theoretically form I have no idea where to start im lost
November 25, 2014

math
I need to figure coupon code. Code is 5 43000 18670 6. Do i subtract the 5 or add?
November 16, 2014

math
7/8
November 11, 2014

Physics
A bowling ball encounters a 0.760 m vertical rise on the way back to the ball rack, as the drawing illustrates. Ignore frictional losses and assume that the mass of the ball is distributed uniformly. The translational speed of the ball is 5.40 m/s at the bottom of the rise. ...
November 1, 2014

statistics
For two events, C and D, P(C)=.16 and P(D)=.18 If C and D are independent events, then find P(D intersect C) and P(C given D) and P(D U C)
October 19, 2014

Math (money)
Brianna spent 1/6 of her money on a movie and $9 on dinner. If she had $16 left, how much money did she spend altogether?
September 28, 2014

math
Moot
September 21, 2014

math
Sarah has 10 stuffed animals. Explain two different ways she can group the stuffed animals so each group has the same number and no ... number and no stuffed animals ...
September 17, 2014

Math
21 cm
September 16, 2014

calculus
Verify Clairaut's theorem for u=ln(x^(2)-y^(2)).
September 8, 2014

History
D.
September 2, 2014

Corporate Finance
Avicorp has a $14.3 million debt issue outstanding with a 6.1% coupon rate. The debt has semi-annual coupons. The next coupon is due in six months and the debt matures in five years it is currently priced at 95% of par value a) What is Avicorp's pre-tax cost of debt? Note...
June 28, 2014

Corporate Finance
Avicorp has a $14.3 million debt issue outstanding with a 6.1% coupon rate. The debt has semi-annual coupons. The next coupon is due in six months and the debt matures in five years it is currently priced at 95% of par value a) What is Avicorp's pre-tax cost of debt? Note...
June 23, 2014

Chemistry
5.2K
April 27, 2014

PreCalculus
State the Vertical Asymptote, Horizontal Asymptote, domain, range, x intercept and y intercept for the following Function. y= (5-x)/(x+3) I already know that the Vertical asymptote is -3, so that means the domain is everything except -3, but how do I find the Horizontal ...
April 8, 2014

American History
Thanks. :)
April 7, 2014

Statistics
Thank you
March 27, 2014

Statistics
For the most recent seven years, the U.S. Department of Education reported the following number of bachelor's degrees awarded in computer science: 4,253; 5,578; 6,406; 7,334; 8,728; 11,298; 15,182. What is the annual arithmetic mean number of degrees awarded? About 9,120 ...
March 27, 2014

Statistics
Thank you! That is a lot of help!!
March 27, 2014

Statistics
8.Using the following statistics to describe a distribution of data, what is the interquartile range? Minimum = 13 Q1 = 25 Median = 54 Q3 = 72 Maximum = 98 25. 12. 85. 47.
March 27, 2014

Statistics
For the most recent seven years, the U.S. Department of Education reported the following number of bachelor's degrees awarded in computer science: 4,253; 5,578; 6,406; 7,334; 8,728; 11,298; 15,182. What is the annual arithmetic mean number of degrees awarded? About 9,120 ...
March 27, 2014

Statistics
Thank you so much!!!
March 27, 2014

Statistics
A stockbroker placed the following order for a customer: • 50 shares of Kaiser Aluminum preferred at $100 a share • 100 shares of GTE preferred at $27.20 a share • 20 shares of Boston Edison preferred at $12.20 a share What is the weighted arithmetic mean price ...
March 27, 2014

Statistics
Thanks again!!
March 27, 2014

Statistics
The distribution of a sample of the outside diameters of PVC gas pipes approximates a symmetrical, bell-shaped distribution. The arithmetic mean is 11.0 inches, and the standard deviation is 2.0 inches. About 68 percent of the outside diameters lie between what two amounts? 8....
March 27, 2014

Statistics
Thank you
March 27, 2014

Statistics
The following are the weekly amounts of welfare payments made by the federal government to a sample of six families: $143, $138, $132, $136, $145 and $136. What is the range? $24 $9 $13 $0
March 27, 2014

Math
This number is less than 200. The ones digit is 5 less than 10. The tens digit is 2 more than the ones digit. What is the number?
March 17, 2014

S.S (DAMON)
So Dalia how did you do
March 13, 2014

math
find the cost of cementing a driveway that is 900 cm wide by 1600cm long by 3 cm thick. The price per cubic centimeter is $5.20.
March 5, 2014

Math
How much farther do you ride in one turn of a merry-go-round if you sit in the outside lane, 21 feet from the center, than if you sit in the inside lane, 14 feet from the center?
February 24, 2014

PHYSICS
6. Drag-race tires in contact with an asphalt surface have a very high coefficient of static friction. Assuming a constant acceleration and no slipping of tires, estimate the coefficient of static friction needed for a drag racer to cover 2.1 km in 8 s, starting from rest. ...
February 23, 2014

Math
The diameter is 6 2/5 ft. What is the area
February 23, 2014

8th grade science
How many (total) of each atom are there in the reactants and the products of cellular respiration? PLEASE HELP ME
February 23, 2014

physics
A force of 48 N is required to start a 7.8 kg box moving across a horizontal concrete floor. (a) What is the coefficient of static friction between the box and the floor? \mu_s = (b) Does the coefficent of friction have a unit? A. No, it is a ratio B. No, the units are not ...
February 21, 2014

PHYSICS
You shoot your potato gun horizontally from shoulder height, which is 190 cm. The potato lands 15 m away from you. You would like the potato to go 90 m, so you climb up a ladder and fire the gun horizontally from there. How high over the ground must the gun be?
February 15, 2014

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