Tuesday
December 6, 2016

Posts by ibrahim

Total # Posts: 54

math
1.-7/9 x 5/3= 2. -2/5 x 1 1/4= 3. 1 3/5 x 3/4 4.-7/8 x -1 3/7 5. 15 3/4 x 4 PLS HELP!!
November 14, 2016

statistic
Sam pays $740 for his house, and he wants to see if he pays too much. He asks people who live on the neighborhood with the similar house sizes, and 10 of the people give him their prices. It is found out that the mean and standard deviation of the 10 houses on the neighborhood...
November 13, 2016

N.E.U
station A and station B apart from rest st station A and acceleration at A constants rate of a=1.2 m.s.s until the mid point to station B it slows down at the same rate a and stop at b final? a) the time of train between station ? b)The maximum speed of the train?
October 23, 2016

science
Iron is obtained by reduction of iron(iii)oxide gas in a blast furnace.calculate the amount of iron(iii)oxide needed to produce 100tonnes of iron.
September 29, 2016

Chemistry
87.7%
July 10, 2016

Math
TO BE WORKED
May 12, 2016

math
a paper cone have a base diameter of 10cm and height of 12cm.calculate the volume of the cone
May 5, 2016

H/science
it could be defined as the subject involving the study of the problems of death and basice principles that must be practised inorder to manitain a state of complete physical,mental and social welbeing
April 22, 2016

Math
an airplane is flying with an airspeed of 145 mph and a heading of 84.5 degrees. q wind of 24.6 omh is blowing at a heading of 68.4 degrees. find the ground speed and course of airplane
April 14, 2016

math
1.if 3 out of 24 marked scripts have mathematical error and 5 are to be randomly selected for audit,what is the probability that none of the marked scripts with mathematical errors will be chosen? 2.ten identical PCs are in the inventory of a dealer,one has a hidden defect.if ...
April 2, 2016

math
A manager questioned 100 employees selected as from a workforce of 7000 concerning the opinions of a proposed change in the company medical insurance plan.the medical insurance sales person claimed at least 80% of your workforce will favor this change.However,the manager's...
April 2, 2016

math
The manager of a retail store knows that 40% of the customers who enter the store will purchase one or more items and 60% will leave without making a purchase.what is the probability that in a sample of 10 customers,five will buy one or more items? Here,the population consists...
April 2, 2016

math
Suppose 3 balls are drawn at random from a box containing 8red,3white and 9blue balls,combinatorial analysis can be employed to determine the probability that,for instance,all balls drawn are red.determine that: I. At least one is white. II.one of each color is drawn.
March 28, 2016

Physics grade 12
Two point charges 2uC and 8uC are placed 12 cm apart. Find the position of the point where electric field resultant will be zero
March 8, 2016

physics
The effective external resistance
February 20, 2016

Maths.physics.chemestry.english
6x+1/2a -x-2/2a
February 8, 2016

computer
Give 5 operating system manufacturer and the operating system they have prod
January 28, 2016

further math
F:x=3 and g:x=3x-2 find fog
January 28, 2016

physic
What is the formula for finding kinetic energy
January 28, 2016

English
Action verb
January 28, 2016

Physics
Charges q1 and q2 lie on the x-axis at points x= -a and x= +a respectively a) how must must q1 and q2 be related for the net force +Q placed at x= +a/2 to be zero?
January 9, 2016

chemistry
the volume of a gas measured at 27 c and 101.3 kpa is 20.0 dm3 what final temperature would be required to increase the volume too 40.0 at 101 kpa
November 6, 2015

physics
a car accelerating from reast at 2m/s2 for 5s?..
October 17, 2015

Science
yea good answer
September 28, 2015

Wichita State University
Runner Inc. a U.S. athletic shoe manufacturer estimates he following linear trend model for shoe sales: Qt = a = bt + c1D1 + c2D2 + c3D3 Where Qt = sales of athletic shoes in the tth quarter t = 1, 2, 3,….,28 [2007(I), 2007(II), …..2013(IV)] D1 = 1, if t is quarter I...
July 11, 2015

INT. Algebra
567
March 13, 2015

Basic science
What is the uses of (caco3)
February 9, 2015

Chemistry
What is the uses of calcium tri oxo carbonate (iv) (caco3)
February 9, 2015

math
i am a 3digit number that is less than 500. My ones digit is twice the hundreds digit. The sum of the three digits is 14. What number am I?
November 27, 2014

p i s j
The mass of fan astronaut is 100kg 1)find its weight on earth. 2)find its weight on moon. When the gravitational acceleration on moon is 1.6 ms
October 19, 2014

biology
what is the difference between plant and animal cell
March 12, 2013

S.S.
i got 100% thanks!
January 14, 2013

social studies
How to write 12 December 2012 in five words
December 12, 2012

physics
5m/s
February 23, 2012

algebra
what is number 55% of 180
February 1, 2012

Chemistry
28
January 29, 2012

math
i am a 3digit number that is less than 500. My ones digit is twice the hundreds digit. The sum of the three digits is 14. What number am I?
December 8, 2011

math
mary's age is (2\3) that of peter's .two years ago mary's age was (1\2) of what peter's age will be in 5 years time .how old is peter now?
December 2, 2011

EEE
the solve of the shipment of 10 items has 2 items defective and 8 items are non defective.IN THE inspection of the shipment a sample of items will be selected and tested.if a defective items is found the shipment of 10 items will rejected.in a sample of 5 items what is the ...
October 15, 2011

physics
A football coach sits on a sled while two of his players build their strength by dragging the sled across the field with ropes. The friction force on the sled is 1200 N and the angle between the two ropes is 15.0 ∘. How hard must each player pull to drag the coach at a ...
October 8, 2011

math
0.23976
July 22, 2011

math
Select a variable (mean, proportion, variance or standard deviation) of interest to you and collect data consisting of at least 30 values. Define the variable. Define the population. Describe how the sample was selected. Use Microsoft Excel (and MegaStat if at all possible) to...
April 4, 2011

math please help me
Select a variable (mean, proportion, variance or standard deviation) of interest to you and collect data consisting of at least 30 values. Define the variable. Define the population. Describe how the sample was selected. Use Microsoft Excel (and MegaStat if at all possible) to...
April 4, 2011

Math(statisc)
Select a variable (mean, proportion, variance or standard deviation) of interest to you and collect data consisting of at least 30 values. Define the variable. Define the population. Describe how the sample was selected. Use Microsoft Excel (and MegaStat if at all possible) to...
April 3, 2011

physics
hi !! :) transport topic ? i just did that and it wasn't my strongest but i'll give it a shot :) hope i help but sorry if its way out lol !! :) a = v-u/t a=x v (final speed) = 50 feet/second u (initial speed) = 200 feet/second t = 5 seconds a=50-200 =-150/5 =-30 or you...
March 28, 2011

accounting
Assume that the following transactions affected owners' equity for De Soto Inc. during 2011. Feb. 1- Sold 40,000 shares of common stock in the market. Apr. 1- Purchased 3,000 shares of common stock to be held as treasury stock. Paid cash dividends of $0.50 per share. May 1...
March 28, 2011

Chemistry
C2H3O2- + H2O <-----> C2H3O2H + OH-
March 28, 2011

Communication English
stimulus response line theory of communication as a process which can be derived by noise. Do you agree?
April 14, 2010

speech
SAMPLES OF SEND FORTH SPEECHES
March 6, 2010

chemistry
calculate of mass of KNO3 precipitated when a saturated solutions is coold from 82°c to 25°c
February 22, 2010

english
The title of the poem The Railings is a symbol of the barrier between the child and father
May 4, 2009

Spanish
ea tenga
August 11, 2008

L/S/N Government
what is economic
December 2, 2007

biology
Mass Is Independent Of Gravity While Weight Is Dependent On Gravity
January 24, 2007

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