Tuesday

August 30, 2016
Total # Posts: 12

**theory of probability**

Three bottles have three different colored caps.How many ways can a cap be put on each bottle such that each one is wrong? What i did here is, 3 x 2 x 1 = 6
*August 21, 2016*

**math**

there are 3 times as many boys as girls. if there are 24 more boys than girls.how many are there altogether
*September 27, 2015*

**MATH**

underestimate
*March 24, 2013*

**Math Help!**

1 000 000 more than 746 000
*October 1, 2012*

**MATH**

Well, obviously the speed of the plane must be greater than the speed of the wind, so in x-y = 112 x must be the plane's speed and y the wind's speed so sub y = 23 into x+y = 158 x+23=158 x = 155 ^that's what you said.. you wrote 155 not me..?
*August 27, 2012*

**MATH**

oh okay thanks! I got 135 not 155... but does that apply everytime or is that just a shortcut type of thing? it's not wrong if I subtract x+y=158 and x-y=112 right?
*August 27, 2012*

**MATH**

oh okay thank you so much! i also have another question: does it matter whether we add or subtract simultaneous equations? do we have to either add or subtract or are both fine?
*August 27, 2012*

**MATH**

how come if I do: x+y=158 x-y=112 and then i subtract them: 2y=46 -> y=23 why do I get the speed of plane as 23?
*August 27, 2012*

**MATH**

1. A boat traveled 210 miles downstream and back. The trip downstream took 10 hours, the trip back took 70 hours. What is the speed of the boat in still water? What is the speed of the current? 2. Flying to Kampala with a tailwind a plan averaged 158km/h. On the return trip, ...
*August 27, 2012*

**English**

help me finish the sentence? "I enjoy writing and the privilege of having me intern here is a _______?"
*May 5, 2012*

**Chemistry**

If you have 1 sack of cotton (which is expected to float on water) and were asked to measure the volume, what will you do?
*July 30, 2011*

**Humanities**

Can anyone tell me examples of someone who is considered a modern-day social critic?
*July 24, 2011*

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