Saturday
August 23, 2014

Posts by Bell


Total # Posts: 160

Data Structure
A group of k villagers must cross, the Sarawak river, which is a wide and deep river. There is no bridge in sight. They notice two 10-year-old boys playing in a rowboat at the shore. The boat is so tiny and it can hold only two boys or one villager. How can the villagers can ...
May 6, 2014

statistic
Listed below are the ages of actresses and actors at the times that they won Oscars for the categories of Best Actress and Best Actor. The ages are listed in chronological order by row, so that corresponding locations in the two tables are from the same year. (Notes: In 1968 ...
April 15, 2014

statistic
Listed below is a simple random sample of sitting eye heights (in mm) of men (based on anthropometric survey data from Gordon, Churchill, Clauser). Determine whether these sample heights appear to come from a population with a normal distribution. Explain. 777 771 821 815 765 ...
April 15, 2014

math
Pregnancy Test Results Positive Test Result (Pregnancy is indicated) Negative Test Result (Pregnancy is not indicated) Subject is pregnant 80 5 Subject is not pregnant 3 11 a) Based on the results in the table, what is the probability of a women being pregnant if the test ...
April 15, 2014

Math
Your parents allow you to play video games for no more than 8 hours a week. You have already played for 2.5 hours this week. Write and solve an inequality that represents how much more time you can play video games this week. Graph the solution on a number line.
May 13, 2013

Math
A person who weighs 130 pounds can burn about 300 calories per hour skateboarding. Write a function that relates the calories burned, c, to the number of hours, h, spent skateboarding. Identify the independent and dependent variable. Create a function table for values of h ...
May 13, 2013

Math
Graph and identify the coordinates of a rectangle with a length of at least 5 units and a width of at least 2 units. Each vertex of the rectangle must be in a different quadrant. Two of the points must have rational coordinates that are not integers.
May 13, 2013

math help please
Correct
May 10, 2013

math
Correct
May 10, 2013

math
A rocket takes off vertically at time t=0, and during the first 10 s of flight its acceleration in m/s^2 is given by a(t)=10t-t^2 find the height reached by the rocket after 10s.
April 7, 2013

HELP PLEASE!!!!!!!
(This question has been removed due to a copyright claim submitted by Connections Education.)
March 1, 2013

Needing HELP PLEASE!!!
Which value correctly completes the statement? 6,501.5 KM = ______ m Options: 1. 6,501,500 2. 65,015 3. 650,150,000 4. 650.15
February 28, 2013

math
1. ? IDK I am so sorry????? 2. Subtract 120 min. - 72 min. already used = 48 min. left before your phone card expires.
February 28, 2013

Math Help Please!!!!!!
Which figures will always be similar to each other? two rectangles, two trapezoids, two equilateral triangles, or two hexagons.
February 18, 2013

Language Arts Help!!!!!
Identify two regular and two irregular polygons in your home or community. How do you know they are regular or irregular? Do you think regular or irregular polygons are used more frequently in the design of objects and buildings in the world? Explain.
February 18, 2013

Language Arts Help!!!!!
When you read a folktale, fantasy, or myth, you most likely will learn something about?
February 12, 2013

Math Question
4,000
February 12, 2013

Math Question
The Silk Road stretched ____ miles from western China to Southwest Asia.
February 12, 2013

Math Question
Figs
February 12, 2013

Math Question
Which of these was received by Chinese merchants when trading with the West?
February 12, 2013

Math Question
All The Above
February 12, 2013

Math Question
Why did most merchants not travel the entire distance from China to the Middle East to trade their goods?
February 12, 2013

Math Help Please!!!!
A Right Angle
February 12, 2013

Math Help Please!!!!
Which type of angle do construction workers use when building to make sure that the walls and floors of a building are perpendicular?
February 12, 2013

Math Help Please!!!!
Which type of angle do construction workers use when building to make sure that the walls and floors of a building are perpendicular?
February 12, 2013

math
1st Multiply 2/3 x 5/6 = 5/9. Then Multiply 5/9 x 14 = 7 7/9. SO THE ANSWER IS 7 7/9.
February 11, 2013

Math Help Please!!!!
Natalie picked 135 berries in 15 minutes. If she continues picking at that rate, how long will it take her to pick 486 berries? Explain.
February 11, 2013

Math Help Plaese!!!!!!
For your second answer is it multiplying 65 x 60 or subtracting 65-60?
February 11, 2013

Math Help Plaese!!!!!!
Calculate the final price you would pay to buy jacket that originally sells for $65, but is discounted by 40%; you also have to pay 5% sales tax. Explain.
February 11, 2013

PLEASE HELP!
Mary's yard is a mess. She needs to hire someone to prune her trees and shrubs. A landscaping service she calls quotes her a price of $15 consultation fee plus $8 an hour for the actual work. Mary's neighbor has offered has offered to help her out. She doesn't ...
February 7, 2013

math
240 miles.
February 7, 2013

SS
Water molecules stay in the same place.
February 7, 2013

SS
Which of the following describes how water molecules move in a wave?
February 7, 2013

SS
Relative position of Earth, sun, and moon.
February 7, 2013

SS
Which of the following influences ocean tides?
February 7, 2013

SS
Deep cold water with nutrients rises to the surface
February 7, 2013

SS
Upwelling occurs when ____.
February 7, 2013

SS
Warmer
February 7, 2013

SS
If the California Current stopped flowing, the temperature in San Francisco would probably be ____.
February 7, 2013

SS
thermocline
February 7, 2013

SS
The layer in the ocean where the temperature varies with depth is called the ____.
February 7, 2013

SS
- Wind blows across open water. - The friction of wind on water pushes water along. - Certain wind speeds cause water to pile up. - all of the above
February 7, 2013

SS
Which of the following describes why waves form?
February 7, 2013

SS
Water vapor from volcanoes
February 7, 2013

SS
Water vapor from valcanos
February 7, 2013

SS
The water for Earth’s oceans originally came from ____.
February 7, 2013

SS
3/4
February 7, 2013

SS
Earth’s oceans cover nearly ____ of Earth’s surface.
February 7, 2013

SS
Hurricane
February 7, 2013

SS
A storm with winds over 120 km/h that can last several weeks is a ____.
February 7, 2013

SS
Warm
February 7, 2013

SS
During an occluded front, a fast-moving cold front overtakes a slower moving ____ front.
February 7, 2013

PLEASE HELP!
Which of the following ratios are equivalent to five-twentieths? (Hint: There is more than one equivalent ratio.)
January 22, 2013

PLEASE HELP!
Which of the following ratios are NOT equivalent to four eighths ? (Hint: There is more than one that is not equivalent.)
January 22, 2013

PLEASE HELP!
A jar contains 24 blue marbles, 16 red marbles, and 14 white marbles. Find the simplified ratio of total marbles to red marbles.
January 22, 2013

PLEASE HELP!
Elizabeth has 17/10 as many plants as Rosalie has in her garden. If Elizabeth has 51 plants, how many plants does Rosalie have in her garden? Explain.
January 17, 2013

PLEASE HELP!
Jordan has 4/5 as many DVDs as Joseph. If Jordan has 56 DVDs, then how many does Joseph have? Explain.
January 17, 2013

HELP PLEASE!!!!!!!
A teacher brings 3 gallons of juice on a field trip. There are 36 students on the trip. a. How many fluid ounces of juice does the teacher bring? Show your work. b. Does the teacher have enough juice to give each student a 12-fluid ounce glass of juice? Explain.
January 14, 2013

Math
Eliza and Jamie are making cupcakes for a bake sale at school. Eliza need 2one third c of flour for her recipe and Jamie needs 1three fourths c for her recipe. They have 4 c of flour. Do they have enough flour for both recipes? Explain.
December 10, 2012

calculus
Sasha is in the park with her friend megan. They are separated by 50 ft. megan lets go of his red ballon and it goes straight up in the air. At what rate is sasha's eye angle changing if he is watching the ballon rise at a rate of 4 ft per sec, the moment the balloon is ...
December 7, 2012

Math
What is the elapsed time? 25 minutes Explanation why your answer is correct: ?
December 6, 2012

Math
Dinner: 5:45 p.m. until 6:10 p.m. What is the elapsed time? Explanation why your answer is correct:
December 6, 2012

Math
I subtracted 12 hours - 4 hours = 8 hours. I also subtracted 50 minutes - 5 minutes = 45 minutes. And gave me the elapsed time of 8 hours and 45 minutes.
December 6, 2012

Math
What is the elapsed time? 1 Hour and 40 Minutes. Explanation why your answer is correct: ?
December 6, 2012

Math
Time with friends: 4:05 p.m. until 5:45 p.m. What is the elapsed time? Explanation why your answer is correct:
December 6, 2012

Math
I subtracted 12 hours - 4 hours = 8 hours. I also subtracted 50 minutes - 5 minutes = 45 minutes. And gave me the elapsed time of 8 hours and 45 minutes.
December 6, 2012

Math
I meant to say 8 hours and 45 minutes.
December 6, 2012

Math
- 8 hours and -45 minutes
December 6, 2012

Math
What is the elapsed time? 4 Hours and 15 Minutes. Explanation why your answer is correct:?
December 6, 2012

Math
Schoolwork: 12:50 p.m. until 4:05 p.m. What is the elapsed time? Explanation why your answer is correct:
December 6, 2012

Math
I subtracted 12 and 11, also i subtracted 50 and 15. And gave me the elapsed time of 1 hour and 45 minutes.
December 6, 2012

Math
What is the elapsed time? 1 hour and 35 min. Explanation why your answer is correct: ?
December 6, 2012

Math
Lunch and Piano Practice: 11:15 a.m. until 12:50 p.m. What is the elapsed time? Explanation why your answer is correct:
December 6, 2012

Math
Schoolwork: 7:35 a.m. until 11:15 a.m. What is the elapsed time? Explanation why your answer is correct:
December 6, 2012

Math
Yes.
December 5, 2012

Math
Write and solve an equation for the situation. Eight and one-half years ago, Steven was 7 years old. How old is he now? Explain.
December 5, 2012

Math
Joseph had 7 1/4 ounces of candy to share with his friends. He gave them 2 4/5 ounces of candy when they came over to play video games. How many ounces of candy does Joseph have left? Explain.
December 5, 2012

Math
Write and solve an equation for the situation. Eight and one-half years ago, Steven was 7 years old. How old is he now?
December 5, 2012

Math
Solve the equation. a + 1/3 = 6/7.
December 5, 2012

Math
Solve the equation using mental math. 6 6/7 = n + 5 3/7 = ?
December 5, 2012

Math
Find the difference. 6 - 3 1/4 = ?
December 5, 2012

Math
Find the difference. 6 3/5 - 2 1/4 = ?
December 5, 2012

Math
Find the difference. 7 1/2 - 6 3/10 = ?
December 5, 2012

Math
Find the sum. 1 3/5 + 8 1/2 = ?
December 5, 2012

Math
Find the sum. 3 3/15 + 4 2/5 = ?
December 5, 2012

Math
Find the sum. 5 9/13 + 5 9/13 = ?
December 5, 2012

Math
Patsy has cheerleading practice on every fourth school day. She wants to be in the school play, but they have practice on every sixth school day. If both started on September 5th, what would be the first date that she has to choose between cheerleading and play practice? ...
November 30, 2012

Math
Harry rides his bike 25 3/8 miles. Karen rides her bike 25 2/5 miles. Who rides farther? Explain?
November 29, 2012

Math
Harry rides his bike 25 3/8 miles. Karen rides her bike 25 2/5 miles. Who rides farther?
November 29, 2012

Math
Order the numbers from least to greatest. 3/8, 19/24, 2/3.
November 29, 2012

Math
Compare the pair of numbers. Use <, =, or >. 3/4[_]33/40
November 29, 2012

Math
Use prime factorization to find the LCM of 30 and 40.
November 29, 2012

Math
A truck’s engine needs 3one over four gallons of oil for an oil change. How many quarts of oil are needed? (Hint: 1 quart = one over four gallon)
November 29, 2012

Math
Write 3 1/3 as an improper fraction.
November 29, 2012

Math
Write the fraction in simplest form. 10/22
November 29, 2012

Math
Which fractions are equivalent to 25/45 ?
November 29, 2012

Math
An “A” train leaves a subway station every 12 minutes. An “E” train leaves every 9 minutes. If both trains just left the station on parallel tracks, when will both leave the station together again?
November 29, 2012

Art
printing press
November 14, 2012

Art
This machine changed the way early books were made.
November 14, 2012

Art
to teach
November 14, 2012

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