DK
Most popular questions and responses by DK
3 grade math
1 at 12 noon, leslie recorded the temperature as 56F. the temperature had increased by 8F from 10 A.M. the temperature at 8 A.M. was 2F warmer than it was at 10 A.M. what was the temperature at 8 A.M? MY Son write the answer is  62F 2 the temperature at
asked on February 29, 2012 
biology
(purple smooth = 75, white smooth = 28, purple wrinkled = 24, white wrinkled = 8) Account for the difference between the expected and experimental values.
asked on April 10, 2015 
Math Order of operation
Adam has $450. He spends $210 on food. Later he divides all the money into four parts and gives three parts to his mom and one part he keeps for himself. Then he found $20 in one of his Minecraft books being used as a bookmark. Write an expression that
asked on December 14, 2015 
maths
A lead pencil is in the shepe of a cylinder. The pencil is 21cm long with radius 0.4 cm and its lead is of radius 0.1 cm.what is the volume of wood in the pencil?
asked on January 11, 2015 
3 grade english
write a sentence about a desert animal. use the past tense of an irregular verb.underline it.
asked on February 3, 2012 
Math
an object’s weight on a planet is directly proportional to the mass of that planet and inversely proportional to the square of the radius of the planet. jupiter is 318 times as massive as Earth and has a radius 11 times as large as that of Earth. if
asked on October 14, 2017 
Math
The nth term of a sequence is n(n+1). 1. Is 51 a term in the sequence? 2. Which term is 182?
asked on April 22, 2019 
C++, Coding, Programming
Write a C++ program that declares a struct called course with the following attributes: int ID; string name; Then create a struct called student that contains the following attributes: int ID; string name; Vector of courses Write a main program that: 1.
asked on March 6, 2019 
precalcus
What initial investment at 7.5% compounded continuously for 9 years will accumulate to $60,000?
asked on November 9, 2015 
Math
how many hours are in the decade from january 1, 2011 through December 31,2020?
asked on October 14, 2017 
Math
the nth term of a sequence is 3(n+5) which is the first term to be larger than 100?
asked on April 22, 2019 
3 grade english
write sentence about desert animals. use each given word in the past tense. they give word find, think, run, go, take my son write a kangaroo rat needs to find nuts to survive. my son write i think a rattle snake can confuse you. my son write a scorpion
asked on February 6, 2012 
physics
Mario, a hockey player, is skating due south at a speed of 7.05 m/s relative to the ice. A teammate passes the puck to him. The puck has a speed of 9.69 m/s and is moving in a direction of 16.2 ° west of south, relative to the ice. What are (a) the
asked on October 1, 2008 
Math
A flea 1/16 of an inch tall can jump 9 3/8 inches high. If a person five feet tall could jump like a flea, how high could she jump?
asked on October 21, 2015 
3 grade english
write each sentence. use the past form of the verb in () to complete each sentence. we have (saw,seen) many creatures in the desert. my son wrote we have seen many creatures in the desert. the gila monster (gone,went) toward the cactus. my son wrote the
asked on February 3, 2012 
Math
an euler airline flight is getting ready to take off. gary mcdonald the pilot starts from rest at the edge of the runway. he needs to accelerate to a speed of 300km/hr in 30 sec. acceleration is defined as the change in speed per unit time. what is
asked on October 14, 2017 
Proportion
A flea 1/16 of an inch tall can jump 9 3/8 inches high. If a person five feet tall could jump like a flea, how high could she jump? Careful: Feet are not inches.
asked on October 21, 2015 
math
A landscaping company sells 40pound bags of top soil. The actual weight x of a bag, however, may differ from the advertised weight by as much as 0.75 pound. Write an inequality involving absolute value that expresses the relationship between the actual
asked on March 11, 2010 
maths
A solid cube with an edge 10 cm is melted to from two equal cubes. Find the ratio of the edge of the smaller cube to the edge of the bigger cube ?
asked on January 12, 2015 
maths
A solid cube with an edge 10 cm is melted to from two equal cubes. Find the ratio of the edge of the smaller cube to the edge of the bigger cube ?
asked on January 11, 2015 
4th grade
i need help solveing crossword puzzle
asked on January 13, 2011 
trig
Scientists believe that the average temperature at various places on Earth vary from cooler to warmer over thousands of years of gradual climate change. Suppose that at one place, the highest avg temp is 80 and the lowest is 60. Also suppose that the time
asked on May 4, 2009 
3 grade english
when you read you can somethimes make a general statement, or generalization,about inividual ideas in the text. a generalization tells how ideas are mostly alike or all alike. directions read the following passage. people of all ages can play basketball
asked on March 1, 2012 
Physics
a 2kg ball is moving rightward at 2m/s when it collides with a 6kg ball that was moving west at a speed of 4m/s. After collision the 2kg ball moves west at a speed of 4m/s. Thw 6kg ball is also moving westward after collision with a speed of 2m/s. Show
asked on February 17, 2012 
5 grade math
ryan practiced piano for 3/10 of an hour and soccor for 1/2 an hour. in simplest form, how long did he practiced altoghter
asked on February 3, 2012 
5 grade english
write about your actions your observations and your thoughts. remember you are the person(michael jackson) my son say that you have to pretend that your michael jackson and to write about your actions your observation and your thoughts. but you have to do
asked on January 29, 2012 
4th grade
trains begin to stop at terminal b every morning at 5 a.m. and then come every 20 minutes for the next 3 hours. mr success needs 15 minutes to get to terminal b from his house. .if mr. success leaves his house at 7:08 a.m., what is the earliest time he can
asked on March 24, 2011 
4th grade
nick's diner advertise fresh squeezed orange juice every day of the year. he serves twentyfour 8ounce glasses of juice a day. nick knows it takes three 6ounce oranges to make one 8ounce glass of juice. nick orders oranges by cases that have 24 oranges
asked on January 24, 2011 
Math2
The scale of a globe is 1/8 inch= 125 miles. How many inches is the circumference of that globe? Hint 1: Circumference means distance around. Hint 2: Use 25,000 miles for the circumference of the Earth.
asked on October 21, 2015 
math
write the word name for each number and tell the value of the underlined digit. 3,552,308,725 
asked on September 15, 2011 
4th grade
without multiplying, how do you know that the product of 399 and 48 is smaller than 20,722?
asked on January 20, 2011 
4th grade
a) the quotient of 24 divided by 5.= 4.8 b)27/6= 4.5 c) 18/4 = 4.5 d) 30/5 = 6 describe in your own words what problems a, b and c have in common that make them different from d .
asked on January 13, 2011 
4th grade
sylvester bowls once a week. this week he bowled four games. his scores were, 105 103 107 109 what is his average (mean) for the week? explain how you found your answer. what is the median score for the week? explain how you found your answer. what is the
asked on January 6, 2011 
4th grade
bertrand is building in the form of a rectangle. he knows that the garden will be 10 feet wide. he wants to fence in the garden but only has 56 feet of fence to work with. how long mist the garden be to fence it with exactly 56 feet of fence? show how you
asked on December 17, 2010 
Math
The 1998 film Armageddon had a production budget of $140 million. The domestic box office gross was about $200 million and the international box office gross was about $350 million. The studio considers a film a financial success if the worldwide( domestic
asked on October 14, 2017 
Math1
the largest land carnivore is the Alaskan brown bear. It can weigh 1300 pounds but a newborn cub only weighs about about one pound. A typical human weighs about 150 pounds and newborn human typically weighs about 7 pounds. Of human babies were
asked on October 21, 2015 
mats
A soft drink can has a circular base with diameter 7 cm and height 12 cm. What is the different in their capacities?
asked on January 11, 2015 
maths
Water flows through cylinder pip of internal diameter 7cm at 2m per second. If the pipe is always half full, them what is the volume of water (in liters) discharged in 10 minutes?
asked on January 11, 2015 
Chemistry
Hydrogen bromide gas, a polar covalent compound, is very soluble in water. Describe what happens, referring to intermolecular forces, as the hydrogen bromide dissolves. Diagrams may be helpful in your explanation. I need help with this question for
asked on April 29, 2013 
Chemistry
Hydrogen bromide gas, a polar covalent compound, is very soluble in water. Describe what happens, referring to intermolecular forces, as the hydrogen bromide dissolves. Diagrams may be helpful in your explanation. Please, I need help with this question for
asked on April 28, 2013 
calculus
Derivative of y=in((e^2x)(cos4x))
asked on May 25, 2012 
3 grade math
Is a trapezoid also a parallelogram? Explain why or why not.
asked on February 14, 2012 
5 grade math
use division to find an equivalent fraction. (1) 15 __ 20 (2) 4 ___ 18 use multiplication to find an equivalent fraction. (1) 3 ___ 8 (2) 1 ___ 3
asked on January 17, 2012 
4th grade
carol FRIEND ESMERALDA IS AWAY FOR 3 DAYS.SHE ASKED CARLO TO FEED HER PET DOG TWICE A DAY.CARLO FEED HIM ONE 8OUNCE CAN EVERY TIME HE GOES ESMERALDA'S HOUSE. HOW MANY CANS OF FOOD DOES ESMERALDA NEED TO BUY FOR THE THREE DAY VACATION? SHOW HOW YOU
asked on January 3, 2011 
4th grade
WHAT IS THE LARGEST PERIMETER THAT CAN BE CREATED FOR AN ARRAY CREATED FROM 24 ONE INCH TILES.
asked on January 3, 2011 
4th grade
if b x w = 24, b x b = 16 what is the value of w x w?
asked on January 3, 2011 
4th grade
how many pound of food does the dog eat over the 3 day period? (16 ounce = 1 pound)
asked on January 3, 2011 
Math
Factor by introducing an appropriate substitution. 5y10  31y5  28
asked on March 8, 2010 
Math
Solve the inequality. Other than , graph the solution set on a number line. 12x  3 > 3(3x  9)
asked on March 8, 2010 
10th grade Chemistry
A chemial test to distinguish between iron(Fe) and iron sulphide(FeS)..without using a magnet
asked on February 11, 2009 
algebra
solve: 0.1p + 2.1 = 4.6p  1.9 + 0.5p
asked on September 24, 2007 
Math
Divide 1 2/5 by 21. I got 15 as the answer.
asked on August 24, 2007 
Math
what is the mean number of days per month among all months in the year 2018?
asked on October 14, 2017 
mats
A soft drink can has a circular base with diameter 7 cm and height 12 cm. What is the different in their capacities?
asked on January 12, 2015 
5 grade math
find two equivalent fractions for each given fraction. (1) 3  6 (2) 3  9
asked on January 17, 2012 
health
Critically DISCUSS 5 WAYS IN WHICH THE SOCIAL OR ENVIRONMENTAL PROBLEM IMPACT ON THE COMMUNITY.PROVIDE RELEVANT SOURCES TO SUPPORT YOUR CLAIM
asked on July 18, 2011 
math
brian sends an email which is 5242880 bytes then he sends another email which is 5880000 bytes how much bigger is his econd email than his first express your answer as a percentage please can you show me the method
asked on September 20, 2009 
Math
sequence of numbers 11,28,45.... in which each number is 17 more than its predeccessor. what is the 100th number in sequence.
asked on November 18, 2017 
Life Sciences
What is the name of the tissue that transport water in plants?
asked on April 6, 2012 
3grademath
Can a rectangle also be a rhombus? Explain
asked on February 14, 2012 
5 grade english
write about your actions your abservations and your thoughts. remember you are the person.(Michael Jackson)
asked on January 29, 2012 
5 grade science
what was your hypothesis? explain the process that your followed to determine the results for your experiment.
asked on January 29, 2012 
math
Jill has four of her five game scores: 8,6,6,3 Her average schore for the five games is 6 points. What is the fifth game score? Write an equation to help sove the problem.
asked on September 26, 2011 
4th grade
reena says the product of 54 and 9 cannot be 487. she says that she knows this without actually multiplying. how does she know?
asked on January 20, 2011 
4th grade
IF R X R X R = 27 AND R X B = 6 WHAT IS THE VALUE OF B X B X B
asked on January 3, 2011 
4th grade
how can the clerk make the change of the $1 bill using the fewest number of coins?
asked on January 3, 2011 
4th grade
ms plants wants to place a fence around a garden that measures 12 feet by 20 feet. how much fencing does she need for the perimeter of the garden.
asked on December 16, 2010 
4th grade
how many 8 ounce servings can be created from a six pack of 12 ounce fruit drinks
asked on December 16, 2010 
algebra
Solve: 0.1p + 2.1 = 4.6p  1.9 + 0.5p I am getting all confused on how to solve this problem. can someone explain it to me?
asked on September 24, 2007 
algebra
Solve: 8t + 11 = 7t  6 I get 17 for the answer, is that correct?
asked on September 24, 2007

Math
The nth term of a sequence is n(n+1). 1. Is 51 a term in the sequence? Ans: NO because n(n+1) n=7 then its 7^2+7= 56 2. Which term is 182? Ans: 13 n(n+1) n^2=n 13^2+13= 182
posted on April 22, 2019 
Math
Answer is (d) its difference of 9 in between each number.
posted on April 22, 2019 
MATH area trapezoid
A= 1/2x6(8+12) = 3(20) = 60
posted on April 22, 2019 
C++, Coding, Programming
#include #include using namespace std; struct Course { int ID; string name; }; struct Student { int numb; int ID; string name; vectorcourses; }; void get_info(Student& the_info); void print_info(Student& the_info); int main() { vectorcourses;
posted on March 6, 2019 
Chemistry
For q2 I got 1204.66 (rounded) but now I’m confused a bit
posted on February 14, 2019 
ScienceChemistry(mole concept)
bndf mara
posted on November 20, 2017 
algebra
f,d
posted on June 12, 2017 
math
23
posted on January 26, 2016 
ipc
Expand Dong
posted on July 10, 2015 
math
C(16,6) = 8008 Therefore, the least possible number of appetizers is 16
posted on October 11, 2012 
3 grade english
thank you every body for helping my son. ;)
posted on March 1, 2012 
3grademath
Thank you very much
posted on February 14, 2012 
3 grade english
thank you.
posted on February 6, 2012 
3 grade english
thank you very much.
posted on February 6, 2012 
3 grade english
my son wrote this one time i was awoken by the dust in the desert. i have seen many rattlesnakes. i have been scared by the nocturnal coyote howls.
posted on February 6, 2012 
3 grade english
a desert animal went to a cave. a desert animal took another animal's food.
posted on February 6, 2012 
3 grade english
thank you ms or mr talia i post one question in 6:11p:m today but i did't get any of the help even i did yesturday nobody will reply to me back
posted on February 3, 2012 
3 grade english
please help me
posted on February 3, 2012 
3 grade english
please help my son thank you
posted on February 3, 2012 
3 grade english
thank you very much
posted on January 29, 2012 
math
i did j is 60 and k is 90 same thing j is 40 and k is 80 but i don't now rest of
posted on September 15, 2011 
math
(1) write the number that point j and k represent on each. 30 120
posted on September 15, 2011 
4th grade
20,000
posted on January 20, 2011 
4th grade
which is i say they are say in paper latin bases audi, audit = hear,listen what is this mean i have to use this
posted on January 13, 2011 
4th grade
ok use audi,audit = hear, listen across 2. an examined and verified account 4. that is heard or that can be heard 5. a tryout 6. the sense of hearing 7 a large building for public meetings or performances 8. a tape recording of sound 9. both audible and
posted on January 13, 2011 
4th grade
this is not math question this is english subject
posted on January 13, 2011 
4th grade
thankyou i just came and i get answer
posted on January 13, 2011 
4th grade
pleace explain me
posted on January 13, 2011 
4th grade
YES because when i learn i now 4.8 mean is 5 they skip 4.8 4.5 is 5
posted on January 13, 2011 
4th grade
i see in a) 4.8 and d) 6 and b c are the same number
posted on January 13, 2011