Monday

September 26, 2016
Total # Posts: 76

**Physicis**

What is critical angle of refractive index is 1.5

*September 26, 2016*

**physics**

An object kept at a distance 12cm.infront of concave mirror.it forms areal image four times larger than the object.calculate the distance the image form in mirror

*August 5, 2016*

**Math **

find the brackets in the right place to make the statement true. in the expression 4*15-11+8-2=20

*July 30, 2016*

**Math**

find the brackets in the right place to make the statement true. in the expression 4*15-11+8-2=20

*July 30, 2016*

**Math**

4*15-11+8-2 =20

*July 30, 2016*

**physics**

A stone thrown upward at the top of the tower reaches the ground after 5 sec. A second stone is thrown down with the same speed and reaches ground in 3 sec. What is the height of the tower

*July 14, 2016*

**physics**

Two forces 5N &10N are acting at an angle of 120° between them. Find the resultant force in magnitude and direction.

*July 2, 2016*

**AP US Goverment & Politics**

Federal bureaucracies' main source of power derives from: The power and role of political appointees who lead agencies. Their ability to regulate the economy. Their service as advisors to the President. Their development of the federal budget. Their responsibility to ...

*May 20, 2016*

**math**

great thank u

*May 13, 2016*

**math**

2 2/3 = 8/3 = 2.666 1 1/4 = 5/4 = 1.25 so 2.666 * 1.25 = 3.33 is it correct

*May 13, 2016*

**math**

A standard size of a certain bin holds 2 2/3 gallons . The larger size of that bin is 1 1/4 times larger. How many gallons does the large bin hold ?

*May 13, 2016*

**math**

24 3/8 = 195/8 =24.375 4 7/8 =39/8=4.875 24.375/4.875 = 5 pieces is it correct

*May 13, 2016*

**math**

a board was 24 3/8 inches long. A worker cut it into pieces that were 4 7/8 inches long. The worker cut the board into how many pieces?

*May 13, 2016*

**Math **

a car uses 3 1/8 gallons of gasoline per hour when driving on the highway . how many gallons will it use after 4 2/3 hours?

*May 13, 2016*

**math**

david worked 7 1/3 hours today and planted 11 trees. It takes him about the same amount of time to plant each tree. How long did it take him to plant each tree? It took him _____hour to plant each tree.

*May 13, 2016*

**Math**

1 dandelion = 4 wildflowers 3 ferns = 8 wildflowers How many dandelions equal 12 ferns?

*May 1, 2016*

**maths**

steps for square root spiral

*April 15, 2016*

**Math **

s0lving One step equation 5 1/4 - h = 2 3/4

*March 16, 2016*

**Math **

Solving one step equation 2 1/2 + b = 3 1/4

*March 16, 2016*

**newtanion mechanics**

Find the center of mass of a uniform circular ring of mass M and radius R? (R is your radius in metre)

*February 11, 2016*

**newtanion mechanics**

A child slides down a water slide of a height h. Calculate final velocity of the child?

*February 11, 2016*

**math**

Maria plans to fill the pots in her garden with soil and plant food. Maria has 8 1/4 quarts of soil and 1 1/2 quarts of plant food. Part A Each pot requires 3/4 quart of soil. For how many pots does Maria have enough soil? Show your work. Answer : 11pots Part B Each pot ...

*January 4, 2016*

**math**

thank you

*December 29, 2015*

**math**

A rectangular flower bed has an area of 3 1/2 square yards. The width of the flower bed is 3/4 yard. What is the length of the rectangular flower bed?

*December 29, 2015*

**math**

thank you

*December 29, 2015*

**math**

A baker uses 2 5/6 pounds of butter to make a batch of cookies. On a particular day, thebaker used 8 1/2 pounds of butter to make cookies. How many batches of cookies did the baker make that day?

*December 29, 2015*

**MATH**

If 40% of a number is 56, what was the original number? PLS EXPLAIN THANK YOU

*December 1, 2015*

**MATH**

Rachel sold a total of 8/10 pound of apples and berries at farmer's market . The Weight of the apples is 3/4 of the total weight of the fruit. What is the weight of the berries ? A. 1/20 pounds B. 1/4 pounds C. 1/2 pounds D. 3/5 pounds pls show the work n explain THANK YOU

*August 17, 2015*

**MATH**

Mam frankly still I did not get B. 2 3/10 answer still getting A. 2. 1/6 .

*August 17, 2015*

**MATH**

MAM CAN U PLS EXPLAIN ME BY SHOWING THE WORK PLEASE THANK YOU

*August 17, 2015*

**MATH**

Mam I will be very greatful to you if u can explain me the solution . Or show the work I tried , always I got wrong answer I got A. 2 1/6 I did 1 2/3 3 5/6 3 5/6 - 1 4/6 2 1/6 I know iam wrong but how u got 2 3/10 pls explain n show the work I will understand . So kind of u ...

*August 17, 2015*

**MATH**

IN ANSWER BOOK IT SAYS OPTION B. 2 3/10 THATS WHY IAM CONFUSSED.

*August 17, 2015*

**MATH**

SORRY MAM I DID NOT UNDERSTAND SINCE THE ANSWER SHOULD BE AMONG THE BELOW : ANY ONE OPTION A. 2 1/6 B. 2 3/10 C. 2 1/3 D. 5 1/2

*August 17, 2015*

**geometry d the sspeed of the bicycle in m/s **

a bicycle wheel has 77cm in diameter and makes revolution per second .find the speed of the bicycle in m/s

*August 15, 2015*

**math**

118 ft = ________yd____________ft . 21 ft 11 in =_______in please explain how to solve these sums. thank u

*July 13, 2015*

**math**

metal mercury at room temperature is a liquid. melting point is 39 degree celsius.freezing point of alcohol is 114 degree celsius.how mu7ch warmer is the melting point of mercury than the freezing point of alcohol

*May 21, 2015*

**English**

Thank you for your help Reed!!!

*May 18, 2015*

**English**

Oh I must've read wrong. I thought his sexual pleasures had no meaning whatsoever. So would it be B?

*May 18, 2015*

**English **

For sternberg, Don Juan's alleged serial sexual conquest illustrates: A)infatuation B)puppy love C)empty love D)fatuous love Im between A and D. Leaning towards A

*May 18, 2015*

**English **

Which phrase is most likely to be part of an effective thesis statement? A) i think B) therefore C) i believe D)in my opinion My coice is B. Is that right?

*May 18, 2015*

**English**

The major problem in writing an argument based on inductive reasoning is the possibility of flawed or spurious: A)inference B)syllogism C)presumption D)bias Is it D?

*May 18, 2015*

**English**

the major problem in writing an argument based on inductive reasoning is the possibility of flawed or spurious: A)inference B)syllogism c)presumption D)bias Is it D?

*May 18, 2015*

**English**

writing a comparison contrast essay, you should be addressing any of these purposes except which one: A)expressing an idea B)informing C)narrating D)persuading I chose D. Is it right?

*May 18, 2015*

**math**

Rachel wants to carpet the rectangular floor of his basement . The Basement has an area of 864 square feet . The width of the basement is 2/3 its length. What is the length of Rachel's basement.

*March 11, 2015*

**math**

Solve this.. ◻ ➕ ◻ ➕ ◻=30 Fill the boxes using (1, 3, 5, 7, 9, 11, 13, 15)

*March 4, 2015*

**math**

how the quadratic equation is useful in calculating the stopping distance when the breaks are applied to a vehicle?

*December 28, 2014*

**chemistry**

We only can make ozone layer by adding 3 oxygen atoms or we cannot

*November 4, 2014*

**math**

count by eigths to create a number line for the data that starts at 1 and ends at 3.

*April 24, 2014*

**math**

YES The 6th grade classes have started a contest to collect cans for recycling. The first class to reach 500 cans will win. The chart below shows the two classes in the lead. How many cans does each class have left to meet their goal? show the work . CHART CLASS 1 WEEK # ...

*March 24, 2014*

**math**

The 6th grade classes have started a contest to collect cans for recycling. The first class to reach 500 cans will win. The chart below shows the two classes in the lead. How many cans does each class have left to meet their goal? show the work .

*March 24, 2014*

**math**

a number is called a perfect number if it equals the sum of all its factors except itself. for instance , 6 is a perfect number because its factors are 1,2,3 and 6 and 1 + 2 + 3 = 6 .What is the next greater perfect number >

*January 15, 2014*

**science**

what is wrong with the statement "you look exactly like your mother"

*November 13, 2013*

**math **

Hideki is collecting pennies . Each month in may, june, and july he put 200 pennies in a jug . He put 300 pennies in th jug in August and 300 in September. How many pennies did Hideki put in the jug between May and September ?

*November 6, 2013*

**Maths/ Calc**

Answer

*April 18, 2013*

**science**

0.042g of Magnesium was reacted with excess HCl at S.T.P. A. Write the equation for the reaction B. How many moles of Mg were used? C. What volume of Hydrogen is produced in this reaction?_

*November 28, 2012*

**math**

Lesser

*September 20, 2012*

**chemistry**

-15.3

*September 11, 2012*

**statistics**

You are conducting an experiment to see if a given therapy works to reduce test anxiety in a sample of college students. A standard measure of test anxiety is known to produce a = 19. In the sample you draw of 86 the mean is equal 17.5 with standard deviation s = 10. a- ...

*January 6, 2012*

**science**

hydrogen and oxygen combine in the ratio of 1:8 by mass to form water.what mass of oxygen gas would be required to react completely with 3grams of hydrogen gas?

*November 22, 2011*

**physics**

IN PHYSICS TENTH CLASS ADDRESS OF AN ELECTRON

*May 13, 2011*

**math**

how to write 2nd may 2014 ...General knowlegde- How to writ

*March 28, 2011*

**CHEM**

Calculate q when a system does 54 J of work and its energy is increased by 61 J?? I know the total change in energy of a system is "q + w", but I don't don't how to apply this.

*December 12, 2010*

**chemistry**

How many ml of water at 10 degrees c must be added to 75 ml of water at 35 degrees c to obtain a final temperature of 19 c?

*December 11, 2010*

**5th grade**

1332

*October 29, 2010*

**Math**

There are 13 flavbors at a local ice cream parlor. Is the number 13 a prime number or a composite number? If it is composite, write the number as the product of prime numbers

*August 9, 2010*

**math**

Cruz and his friend, Penny need to determine what numbers are prime and what numbers are composite for homework assignment. Cruz says that the number 5 is a composite number because it has the factors 2 and 2.5. Explain what is wrong with his reasoning

*August 5, 2010*

**chemistry**

Just..... don't get it A column packing for chromatography consists of a mixture of two types of particles. Assume that the particles in the batch being sampled are spherical with a radius of 0.5 mm. 36% of the particles appeared to be pink and are known to have a ...

*March 29, 2010*

**math**

Find the volume of a cone with radius 26.8 inches and height 31.7 inches. Round the answer to one decimal place.

*October 9, 2009*

**6th grade math**

The area of each square is twice the area of the next smaller square drawn in it. if the area of the smallest square is 3 square cms. what is the area of the largest square

*September 9, 2009*

**3rd grade math**

examples of quadrilateral find at home

*April 15, 2009*

**physics**

what are the different layers of fiber optics

*May 28, 2008*

**Math: Symbolic Logic!**

N<->O

*May 28, 2008*

**Intermediate Algebre**

X=-25/2

*May 28, 2008*

**Probabilty/Statistics**

i need to learn probability & statistics. completly.

*February 8, 2008*

**trees**

how many nonisomorphic unrooted trees and rooted trees are there with 4 vertices?

*November 14, 2007*

**social studies**

pictures of people who help us i.e tailor,teacher. This site has cartoon-type pictures of people who help us. http://www.ltscotland.org.uk/earlyyears/resources/illustrations/people/index.asp If you want photographs of real people, go to Google.com and search for specific ...

*October 8, 2006*

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