Monday

February 20, 2017
Total # Posts: 22

**Maths**

The average of three numbers is twice the fourth.if the average of these four numbers is 28,find the fourth number?

*December 15, 2016*

**MATH**

Equate s.a of sphere to 5544 square cm . Radius square is equal to 441

*April 1, 2015*

**math**

six cards are numbered 1 1 6 7 11 and 12 cards are chosen without replacement until a card number 1 is chosen. find the probability that this happens before the third card is chosen

*March 22, 2015*

**life orientation**

One factor would be the government

*April 27, 2014*

**chemistry**

C^20H^16O

*October 8, 2013*

**Chemistry (kinetics)**

None of the orders in this reaction were 0 order; however, reactions can be 0 order. Using the idea of a reaction mechanism and rate limiting step, explain how a reaction can be 0 order for a substance.

*December 5, 2012*

**math**

A fishing boat leaves port at 11 miles per hour at a bearing of 210 degrees for 2 hours, then turns to a bearing of 250 degrees at 8 miles per hour for 4 hours, and finally changes to a bearing of 280 degrees at 7 miles per hour for 2 hours. At this point, the boat heads ...

*November 7, 2012*

**Math**

A fishing boat leaves port at 11 miles per hour at a bearing of 210 degrees for 2 hours, then turns to a bearing of 250 degrees at 8 miles per hour for 4 hours, and finally changes to a bearing of 280 degrees at 7 miles per hour for 2 hours. At this point, the boat heads ...

*November 7, 2012*

**Math**

A fishing boat leaves port at 11 miles per hour at a bearing of 210 degrees for 2 hours, then turns to a bearing of 250 degrees at 8 miles per hour for 4 hours, and finally changes to a bearing of 280 degrees at 7 miles per hour for 2 hours. At this point, the boat heads ...

*November 7, 2012*

**math**

1466.67

*October 19, 2012*

**physical chemistry**

0.1M weak acid at 27 degree celcius has osmotic pressure of 2.5 atm. find % dissociation of acid?

*July 2, 2012*

**math**

i hit my head on this question for a long time ! finally got the answer. total difference : 6seconds+24seconds - 30seconds they lose in a day. now calculate the total seconds in four hours . which is 14400. now divide 14400 by 30 seconds. which will be 480. now multiple that ...

*March 3, 2012*

**math**

if we multiply a fraction by itself and divide the product by its reciprocal,the fraction thus obtained is 512/27.the original fraction is?

*January 21, 2012*

**statistics**

the breaking strength of a cable known to be normally distributed with a mean of 4000kg and a standard deviation of 25kg.The manufacture prefers that at least 95% of its products meet a strength requirement of 4050 kg.Is this requirement being met? If not, by changing the ...

*September 5, 2011*

**statistics**

the breaking strength of a cable known to be normally distributed with a mean of 4000kg and a standard deviation of 25kg.The manufacture prefers that at least 95% of its products meet a strength requirement of 4050 kg.Is this requirement being met? If not, by changing the ...

*September 5, 2011*

**statistics**

the breaking strength of a cable known to be normally distributed with a mean of 4000kg and a standard deviation of 25kg.The manufacture prefers that at least 95% of its products meet a strength requirement of 4050 kg.Is this requirement being met? If not, by changing the ...

*September 5, 2011*

**science**

two balls of same size but of different material ,rubber and iron are kept on the smooth floor of a moving train.the brakes are applied suddenly to stop the train .Will the balls start rolling ?If so,in which direction ?Why they move with the same speed ?Give reasons for your ...

*August 17, 2011*

**Integrated Physics and Chemistry**

a metal spoon

*April 21, 2011*

**SCIENCE**

WHY IS DIFFUSION INSUFFICIENT TO MEET THE OXYGEN RECQUIREMENT OF MULTICELLULAR ORGANISMS LIKE US?

*September 24, 2009*

**accounting**

Banking

*July 12, 2009*

**science**

what is global warming

*July 3, 2009*

**word unscramble**

plz plz plz plz help me have to give it tommorow. it has to school items only. the four words are that need to be unscramble. 1. EEFILNPPTT 2. AEHIRSSTTW 3.EEHKOSSUY 4. CEGHLMOSTY SO PLZ HELP I REAlly wannt to know what it is plz help.

*September 28, 2006*

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