Sunday

May 1, 2016
Total # Posts: 56

**Battle**

The cost of chicken wings at the local supermarket increased from $1.29 a pound the last month. About what percent increase I'd this?
*August 7, 2015*

**programming concepts**

Input a list of positive numbers ( terminated by 0) into an array, find the mean ( average) of the numbers in the array, and output the result. Use a subprogram to input the numbers, a function to find the mean, and a sub-program to output the result.
*March 27, 2015*

**algebra 1**

h=-16t2+20t+24 gives the height h of the rock after t seconds. how many seconds does it take for the rock to hit the water 24+20=16t 44=16t 44/16=16/16 2.75 seconds
*December 16, 2014*

**Algebra**

A coin purse contains 5 centavo, 10 centavo and 25 centavo coin is 3 times as many 5 coinand the 25 centavo coins is two more than 10 centavo. And the total value is 4.90 pesos.how many of each kund of coins are there?
*October 21, 2014*

**physics-lenses**

trace and describe the image formed by a convex lens (object between 2f and f)
*March 8, 2014*

**math**

if the manufacture from the question above charge a 4 1/2 late fee, how much would city cellular owe if they did not pay the balance by the net date?
*November 22, 2013*

**Physics**

A 23.9kg box rests on a table. A 16 kg box is placed on top of the first box, as shown. determine the total in N that the table exerts on the first box.
*October 8, 2013*

**MATHS**

thank you steve is correct!
*September 16, 2013*

**MATHS**

The slope of the straight line passing through the points (0,0) and (3,2) is: 2/3 TRUE OR FALSE?
*September 16, 2013*

**MATHS**

i have limit x->0
*September 16, 2013*

**MATHS**

lim(sqrt(x^4-x^2))=0 True or false?
*September 16, 2013*

**STATISTICS**

TRUE OR FALSE? Simple regression cannot be applied when r of two variables is very low.
*September 13, 2013*

**MATHS**

YES!!!! thank you very much!!
*September 9, 2013*

**MATHS**

The function f (x) = x^4 has an axis of symmetry the vertical axis y. True or False?
*September 9, 2013*

**MATHS**

Thank you Steve!!!
*September 9, 2013*

**MATHS**

In the values interval [0, 2p] the function f (x) = sin(x) has more periods by the function g (x) = sin(3x). True or False?
*September 9, 2013*

**STATISTICS**

Researchers asked questions in 1001 randomly selected adults in Russia. We found a statistically significant, strong positive correlation between income and the number of recycling bins filled their houses per week (r = 0,77). Choose the best interpretation of the result. &...
*September 6, 2013*

**STATISTICS**

I state at the first row... True or false?
*September 6, 2013*

**STATISTICS**

True or False? A researcher is interested in studying whether there is a correlation of IQ with health. For this purpose he selected a sample of 261 people and asked them to complete two questionnaires: one for IQ and one for health. After evaluating the questionnaires each ...
*September 6, 2013*

**Stats**

ohhh.. Why? the significance is not 49%?
*August 1, 2013*

**Stats**

There are two boxes, each with several million tickets marked “1” or “0”. The two boxes have the same number of tickets, but in one of the boxes, 49% of the tickets are marked “1” and in the other box 50.5% of the tickets are marked “1...
*August 1, 2013*

**accounting**

Customer relations are usually part of: A. the supply chain B. the value chain. C. both the value chain and the supply D. neither the value chain nor the supply chain
*April 19, 2013*

**CAPA**

Na+ and Se2-
*November 18, 2012*

**chemistry**

my grandmother was being funny
*November 10, 2012*

**chemistry**

How many atoms of H are in 6.0 moles of H2O? A. 7.22 x 1024 atoms B. 7.12 x 1027 atoms C. 7.32 x 1024 atoms D. 7.72 x 1024 atoms A
*November 10, 2012*

**chemistry**

How many moles are in 1.50 x 1023 molecules NH3? A. 2.49 x 10 -1 mol NH3 B. 2.49 x 101 mol NH3 C. 2.65 x 10 -1 mol NH3 D. 2.78 x 10 1 mol NH3 maybe B
*November 10, 2012*

**speech**

what figure of speech is "it is a lovely little bright snake of a word"
*January 20, 2012*

**algebra**

Factorise the expressions 9y^2-25 x^2-x-12 I'm totally stuck!
*March 8, 2011*

**chemistry**

1. Since it's at the equivalence point, the pH will be 7.00!
*March 8, 2011*

**maths**

x^2-7x = 0 substitue x=7 into the equatiopn and explain why this shows that x=7 is the solution. ok so i do this: if x=7 then the equation becomes 7^2-49=0 7^2=49 49-49=0 so x=7 is correct (is that explanation enough?) now i have to write out a complete solution to the orginal...
*March 1, 2011*

**Math**

Is this the full question? It seems confusing, something is missing in the instructions.
*February 9, 2011*

**maths**

I've put what i think are the answers at the bottom. Consider the inequality −2< d < 4 - (the first symbol is meant to be less than or equal to) Select the two lists of integer values of d in which all the values satisfy the inequality. Select...
*February 9, 2011*

**maths**

I've put what i think are the answers at the bottom. Consider the inequality −2 ¡Ü d < 4 Select the two lists of integer values of d in which all the values satisfy the inequality. Select one or more: a) −3, −2...
*February 9, 2011*

**maths**

Select the option that is the equation y=2x-2 rearranged to make x the subject of the equation. Select one: x=y+1 or x=-y/2+1 or x=-y+1 or x=-y/2-2 or x=y/2=1 or x=y-2 or x=-y-2
*February 9, 2011*

**maths**

This question is about plotting two points and drawing the straight line through them. Which two options are correct instructions for plotting two points which can then be used to draw the line y=2x+5. Select one or more. A) Plot the points (1.3) and (2,-1) b) Plot the points...
*February 9, 2011*

**Maths**

Thanks. i got -60 the first time, but when i was checking it I was getting -6 so I'll have to see what i was doing wrong! Thanks!!
*February 9, 2011*

**Maths**

Thanks that helps me a lot!
*February 9, 2011*

**Maths**

Thanks. The final answer is 8 (if I'm right) but that means its not a fraction. so do I have to do something else or am I that bad at maths that I'm wrong again!!
*February 9, 2011*

**Maths**

Thanks for that. hopefully I'll get a better grasp of equations soon!!
*February 9, 2011*

**Maths**

Solve the equation, give your answer as a fraction in its lowest terms: x-2= 4x+7/6 (the whole part 4x+7 is over the 6) I'm getting -6 !!
*February 9, 2011*

**Maths**

Maybe I'm reading it wrong but it looks like two DIFFERENT answers. Mykmoloko how'd you come up with the answer -3, I'm trying to understnad the way the methods work. Thanks M
*February 9, 2011*

**Maths**

Solve the equation: Give your answer as a fraction in its lowest terms: 2x-5=7-6x I'm getting -1/3 but i think thats wrong!?! Would appreciate some help please thanks! M
*February 9, 2011*

**maths**

I'm stuck here don't have a clue what to do. I've read all my school textbooks but it doesn't make much sense!! The numbers after the letters are small figures as in they u3 meaning( u x u x u). Ta! Factorise the expression 5 u3v +15 uv2-10v taking out the ...
*February 7, 2011*

**maths**

Thanks I understand now!
*February 7, 2011*

**maths**

I am trying to understand what to do here.. need help asap!! Thanks! M Solve the following pair of simultaneous linear equations. 3x + 4y =5 2x + 2y =2 Select the option corresponds to the solution. Select one: x = 9 / 7, y = 2 ...
*February 7, 2011*

**accounting**

what is the firm's predetermined fixed overhead rate
*November 9, 2010*

**chemistry**

How many moles of acetic acid are in 100ml of a 0.05M solution of acetic acid?
*September 1, 2010*

**US Government**

Thanks so much! All I could find was that they also throw rice at weddings. I found a lot of differences in cultures, but couldn't find any specific similarities. Can you think of any more?
*April 12, 2010*

**US Government**

Describe 5 customs that Americans and people from India share.
*April 12, 2010*

**Chemistry**

thank you! :)
*February 27, 2010*

**Chemistry**

The chemical reaction of 100 g of salicylic acid, C7H6O3, with excess acetic anhydride produces 50.0 g of aspirin, C9H8O4, according to the equation. What is the percentage yield for the reaction shown below? Please show your work. C7H6O3 + C4H6O3 → C9H8O4 + C2H4O2
*February 27, 2010*

**6th grade**

this is for science what is solubility dependent on
*December 2, 2009*

**space**

What is space exploration?
*November 20, 2008*

**space**

What is the importance of Space exploration?
*November 20, 2008*

**Science**

What is the maximum that a shell can hold for electrons? What if there are 31 electrons?? I'm confused...
*September 24, 2008*

**Music**

Can someone please give me an example of a movie or literature that would make a successful Lied.
*April 15, 2008*

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