All Questions ⁺⁰234922 Questions

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954

1

maths

What is 70% of £55.50 and how is it worked out please

Guest May 21, 2012

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821

0

uuu

bitte rechnenDATUM KM_STAND KM_INSGES Verbrauch LITER €
01.01.1912 915,00 513 km 14,72l 53,11
14.02.2012 1428,00 559 km 38,28 57,00
28.02.2012 1987,00 1318 km 40,20 59,46
17.03.2012 3305,00 598 km 52,34 83,40 26.03.2012 3603,00 98 read more ..

Guest May 21, 2012

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1093

3

Science

What is the scientific notation 1178.23

Guest May 21, 2012

0

757

0

math

wat is (5g-7)*(5g+7)

Guest May 21, 2012

May 20, 2012

0

886

2

Math

Guest May 20, 2012

0

890

1

Rounding

0.232911 TO THE NEAREST TE THOUSANDTH

Guest May 20, 2012

0

838

1

growth problem

How do I determine how long it would take for 100,000,000 computers to be infected if it took 5 minutes for 1 computer to infect 20 and the rate of infection remains stable?

Guest May 20, 2012

0

1023

2

lllll

What is 84 multiplied by 0.5 equal.

Guest May 20, 2012

0

773

0

+4

Stat Problem

Stat Problem using Z-Scores
alpha set p=.05
I need to make a decision about the null hypothesis for each data point & use APA formatted statement of results for each data point.
Child Concentration Z P Hypothesis Error
Child 1 75 z= read more ..

ceeci35 May 20, 2012

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1029

1

+4

Algebra

Find the area of a triangle with the base 1 2/5 yards and height 5/8 yards

ejjw2008 May 20, 2012

0

856

1

math

the annual percentage growth required for the world's population will double in 20 years?

Guest May 20, 2012

0

878

2

O man

was ist denn 12x700

Guest May 20, 2012

0

929

1

Ich kann das ncih

Was ist die Wurzel von 66 ????????????????????????
ich bin

Guest May 20, 2012

0

657

0

scheiße

Guest May 20, 2012

0

1114

1

math

(4.88 X 10^-22) X ( 6.02 X 10^23)

Guest May 20, 2012

0

798

0

duu

Wie muss die Höhe des 1. Zylinders verändert werden, damit beide das gleiche Volumen besitzen?
1.
h=15cm
d=5cm
2. h=5cm d=15cm

Guest May 20, 2012

May 19, 2012

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732

0

stats

how do i solve poisson probability problems on the calculator?

Guest May 19, 2012

0

657

0

math

Mary bought a collector doll for 40$ and sold it for 50$. She later decided to buy it back for 60$ and then resold it for 70$. How much money did she lose or make on the sales?

Guest May 19, 2012

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641

0

quadratic equations

I am in need of how this answer was derived. I come up with something completely different
Original equation is given as 4xsquared=3-8x. I get -1plus or minus square root of 112. the answer sheet shows the answer to be -2 plus or minus square root of read more ..

Guest May 19, 2012

0

762

0

+4

how??

hi guys i'm having a little problem in here x)
i was trying to solve an derivative anyway i got stuck in calculating it
i'm stuck at [(1+(1/x^2)-(2/x)] gives us [(x+1)^2/x^2] and i don't know how?

chajam May 19, 2012

0

776

1

Measurement

Find the maximum area a rectangle can have if its perimeter is 50m. Describe your shape

Guest May 19, 2012

0

747

1

Second derivative

What is y'' if xy+y^3=1? The apostrophes stand for second derivative.

Guest May 19, 2012

May 18, 2012

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685

0

Vectors

Electric fields are vector quantities whose magnitudes are measured in units of volts/meter (V/m). Find the resultant electric field when there are two fields, E1 and E2, where E1 is directed vertically upward and has magnitude 103 V/m and E2 is directed 50° read more ..

Guest May 18, 2012

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835

1

maths

has any one got the mark scheme for paper 2011 november paper 4 calculator

Guest May 18, 2012

0

846

1

Percentages

Find 23.5% of $850

Guest May 18, 2012

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