Total # Posts: 409
Frank has $20 less than Tracy. John has twice as much as Frank. Patty has three times as much as John. Together they have $340. How much does each person have? I tried multiple different numbers but they were either more or less then $340
February 2, 2017
LaTasha was presented with the following data set and argued that there was no correlation between x and y. Is LaTasha correct? Use the regression equation to explain your reasoning.
November 29, 2016
A person is travelling in the east direction with a speed of 2 km/hr with respect to the ground. he finds that the wind seems to blow from north. When he doubles his speed, the wind appears to come from north-east direction. determine the velocity of wind.
September 27, 2016
Engr. Ramos is walking at the rate of 5m/sec along the diameter of of a circular courtyard. A light at one end of a diameter perpendicular to his path casts a shadow on the circular wall. How fast the shadow from the man to the center of the courtyard is 1/2 r ,where r is the ...
September 11, 2016
A statue 5m high is standing on a base 8m high. Is an observer's eye is 2.5 m above the ground, how far should he stand from the base of the statue in order that the angle between his lines of sight to the top and bottom of the statue be a maximum.
August 29, 2016
PLZ Check my Science Project's summary?! -- UPDATE
ALSO, this project is overdue so i need this answered ASAP so i can turn it in TODAY! - Natasha
January 4, 2016
PLZ Check my Science Project's summary?!
The following r the instructions to my Project: - Compose a scientific summary of your method, observations, data, and conclusions. In addition, be sure to answer the questions below in your report. 1. Why does the first method for determining volume work only for a regular-...
January 4, 2016
Science Project Help
Hello, My science project is asking me to "compose a scientific summary of your method, observations, data, and conclusions" on determining the volume of both regular & irregular objects. They wanted me to answer the 4 questions below in my summary: 1. Why does the ...
January 4, 2016
Across the USA, results for these exams are normally distributed. What does that mean and why is this the case? If you were to create a histogram of all GRE scores, what would you expect the histogram to look like? Would it be symmetrical? Would it be bell shaped? How many ...
December 16, 2015
Math TRUE or FALSE Help
You do not need to flip the inequality sign when solving the inequality -3t + 7 ≥ 9. TRUE or FALSE? I'm not that great at knowing when to flip inequality signs... Can someone help me ASAP? Thank you for your assistance in advance. Nic
December 11, 2015
can someone give me an idea on how to plot the stem and leaf of the following data , what would be the stem and leaf (the key ) ... 325671 425384 549680 858000 1315819 2001468 2061085 2943472 4246809 4605501 5107970 5415949 5451270 5627235 7245677 8139631 8506889 9346129 ...
November 21, 2015
Calvin is pulling Hobbes on his sled with a force of 45 N [30o above the ground]. The mass of Hobbes and the sled is 18 kg and the coefficient of friction between the sled and the ground is 0.25. Determine a) the net force in the vertical. in this case is the net force going ...
October 24, 2015
1. Calvin is pulling Hobbes on his sled with a force of 45 N [30o above the ground]. The mass of Hobbes and the sled is 18 kg and the coefficient of friction between the sled and the ground is 0.25. Determine a) the net force in the vertical. in this case is the net force ...
October 23, 2015
When the Sun is directly overhead, a hawk dives toward the ground at a speed of 2.18 m/s. If the direction of his motion is at an angle of 25.1◦below the horizontal, calculate the speed of his shadow along the ground. Answer in units of m/s
October 11, 2015
In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and its riders from rest to 37.1 m/s in a time of 6.28 s. The mass of the car and riders is 8.88 × 103 kg. Find the average net force exerted on the car and riders by the magnets.
October 8, 2015
Two soccer players start from rest, 30 m apart. They run directly toward each other, both players accelerating. The first players acceleration has a magnitude of 0.49 m/s2. The second players acceleration has a magnitude of 0.43 m/s2. (a) How much time passes ...
September 29, 2015
In getting ready to slam-dunk the ball, a basketball player starts from rest and sprints to a speed of 6.20 m/s in 3.56 s. Assuming that the player accelerates uniformly, determine the distance he runs.
September 29, 2015
In his literary work, A Long Way Gone: Memoirs of a Boy Soldier, Ishamael Beah uses symbols to underscore his central theme of oppression and/or freedom. for this thesis statement, the three symbols I wana use are Cassettes, moon, and AK-47 gun. Are these symbols correct?
July 15, 2015
Lester B. Pearsons speech about Canadas national flag is very effective because he uses various rhetorical devices and patriotic emotional appeal which captures lots of Canadian citizens attention. He also refers to Canadas history and all the trouble ...
July 5, 2015
In one well-constructed paragraph, explain the overall effectiveness of this speech. Be sure to identify what Pearsons persuasive goal and what arguments he uses to achieve his purpose. Be sure to offer your own opinion, with evidence from the text, on whether he is ...
July 5, 2015
Liquid hexane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 43.9 g of hexane is mixed with 57. g of oxygen. Calculate the minimum mass of hexane that could be left over by the chemical reaction. Round your answer to significant ...
March 7, 2015
Which of the following correctly lists angle pairs that have the same sums of 180 degrees & 90 degrees? A. adjacent angles, congruent angles B. complementary angles, vertical angles C. supplementary angles, complementary angles*** D. vertical angles, adjacent angles Is it C?
February 25, 2015
1.A 910 kg racecar starts from rest and reaches a speed of 25.1 m/s in 0.48 s. a)What is the average acceleration of the racecar during this time period? b)What is the magnitude of the net force on the racecar? for a) I know: Mass= 910kg V=25.1m/s T=0.48s and I know to find A...
February 19, 2015
1-2. My uncle decided to splurge and _____with a country club because golf is his favorite____.(affiliate,deficit) 3-4. Gail didn't ____from smoking cigarettes until her employer made not smoking ____.Keeping her job was a very good incentive to get her to quit.(agnostic, ...
March 18, 2014
Chemistry: HELP! PLEASE
a) Addition of Na2S2O3 to I2+I-->I3 in an aqueous layer will turn the solution clear and colourless. Write an equation explaining this observed colour. b) Addition of Na2S2O3 to I2+I-->I3 in an varsol layer will turn the solution pink. Write and equation explaining this ...
March 2, 2014
Divers know that the pressure exerted buy the water increases about 100kpa with every 10.2 m of depth. This means that at 10.2 m below the surface, the pressure is 201 kpa; at 20.4 m , the pressure is 301 Kpa; and so forth. Given that the volume of a balloon is 3.5L at STP and...
February 7, 2014
I'm doing a presentation on these vintage advertisement. (.)vh1(.)com(/)celebrity(/)bwe(/)images(/)2010(/)08(/)Skype-Retro-Ad(.)jpg This advertisement was produced by a Brazilian advertising agency for Maximidia Seminar (a seminar on communication) on 2010. I need to ...
December 10, 2013
(1) After my interview with these four young people, I reflected on the quiet sense of "difference" I sensed with many of these Upward Bound students. (2) As a college teacher who has also taught seventh-grade science, I have some experience with the faces and ...
October 13, 2013
Determine the MET level for each activity for a 70 kg person. a.) 18 steps/min, 25 cm/step b.) 6 mph, 12% grade c.) 750 kg m/m on a Monarch ergometer d.) Arm cranking at 350 kg m/min on a Monarch ergometer
October 6, 2013
A rectangular plot is bounded at the back by a river. No fencing is needed along the river and there is to be an opening in front of about 24 meters. If the cost of fencing in front is $1500 per meter and the cost of fencing the sides is $1000 per meter, find the dimensions of...
April 25, 2013
A bag contains 5 red balls and 7 green balls . A ball is picked at random , its color is noted and it is given out . The bag is shaken and a second selection is made. A. Draw. Tree diagram to illustrate thr information. B. Calculate the probability that both balls are red
April 24, 2013