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Jomo
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Jomo
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Join Date
12-30-2014
Last Activity
Today
07:18 AM
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Today,
07:17 AM
Jomo
replied to a thread
NY = 3*sqrt 6 OR 12?
in
Geometry and Trig
Please show us your work.
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3 replies | 36 view(s)
Today,
07:11 AM
Jomo
replied to a thread
Pizza anyone? Slice w/ larger crust has X% more crust than slice w/ smaller crust.
in
Geometry and Trig
Yes, that is correct.
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3 replies | 57 view(s)
Today,
07:09 AM
Jomo
replied to a thread
Help me make a diagram for a ladder leaning against a building
in
Geometry and Trig
Yes, you are correct.
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5 replies | 103 view(s)
Yesterday,
10:26 PM
Jomo
started a thread
Exponential problem
in
Math Odds & Ends
Define n$ as n(n-1)^(n-2)^(n-3)^...^2^1 What are the last two digits of the number 2018#?
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1 replies | 46 view(s)
Yesterday,
10:12 PM
Jomo
replied to a thread
Solving Equations Using Rational Expressions
in
Pre-Algebra
What you did is similar to saying 1/5 + 1/6 = 30(1/5) + 30(1/6) = 6 + 5 = 11. So in the end, 1/5 + 1/6 = 11. Do you believe that???? What went...
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2 replies | 77 view(s)
Yesterday,
07:57 PM
Jomo
replied to a thread
Final Review Test Question help
in
Probability / Statistics
What have you tried? Where are you stuck. It is hard to help when we do not know where you are stuck. Exactly how many of the concession workers wear...
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2 replies | 41 view(s)
Yesterday,
07:52 PM
Jomo
replied to a thread
Basic Algebra? f:Z+ ---> Z*, s.t. f(n)=p/q, p + q = n, 0< p/q < 1 and gcd(p, q) =1
in
Advanced Math
Nicely done.
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2 replies | 88 view(s)
Yesterday,
06:29 PM
Jomo
replied to a thread
Given sets U, W of pts in R^3, find finite set for W cutting U
in
Intermediate/Advanced Algebra
I hope it is not Denis.
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10 replies | 165 view(s)
Yesterday,
06:15 PM
Jomo
replied to a thread
Given sets U, W of pts in R^3, find finite set for W cutting U
in
Intermediate/Advanced Algebra
I was shocked to see your name listed under an advanced algebra problem. Now that I see your response I should have figured so much.
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10 replies | 165 view(s)
Yesterday,
05:17 PM
Jomo
replied to a thread
Ratios of balls in a bag
in
Probability / Statistics
There must be a multiple of 10 for the number of small and large balls which are ALL the balls. There must be a multiple of 12 for the number of...
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5 replies | 79 view(s)
Yesterday,
03:16 PM
Jomo
replied to a thread
12: solve triangle w/ base 14, angle 32*; 14: solve isosceles rt triangle w/ hyp 16
in
Geometry and Trig
He would not be 'happy' if he was a student studying math.
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11 replies | 183 view(s)
Yesterday,
03:15 PM
Jomo
replied to a thread
Linear spaces: Given group of matrices, is it a field w.r.t addition, multiplication
in
Intermediate/Advanced Algebra
Actually I thought you were the OP.
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6 replies | 74 view(s)
Yesterday,
03:08 PM
Jomo
replied to a thread
Ratios of balls in a bag
in
Probability / Statistics
Small to Large is 3 : 7. This means for every 3 small balls there are 7 large ball. That is they come in groups of 10 (3+7 = 10). Let s = small and...
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5 replies | 79 view(s)
Yesterday,
03:00 PM
Jomo
replied to a thread
Linear spaces: Given group of matrices, is it a field w.r.t addition, multiplication
in
Intermediate/Advanced Algebra
Hmm, I wonder. Try to find the inverse of (1 2 2 4) and then you tell us what you get. (for the record, row 1 is 1 2 and row 2 is 2 4)
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6 replies | 74 view(s)
Yesterday,
02:50 PM
Jomo
replied to a thread
Derivative and Maximum of a exponential function (study time and learning rate)
in
Calculus
To do part a, you need to compute dQ/dt AND simplify 40-Q and then OBSERVE that they are the same (just as Subhotosh Khan has pointed out) Also...
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2 replies | 59 view(s)
Yesterday,
12:42 PM
Jomo
started a thread
Pizza anyone? Slice w/ larger crust has X% more crust than slice w/ smaller crust.
in
Geometry and Trig
Using 2 straight cuts from the same starting point on the perimeter you cut a circular pizza into 3 pieces of equal areas. However, each of the 2...
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3 replies | 57 view(s)
Yesterday,
12:09 PM
Jomo
replied to a thread
Urn of unknown composition with black and white balls exercise
in
Probability / Statistics
But you have 3 outcomes, BB, WB and BW. So why do you divide by 3??
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4 replies | 63 view(s)
Yesterday,
12:03 PM
Jomo
replied to a thread
Urn of unknown composition with black and white balls exercise
in
Probability / Statistics
So we know that the urn contains at least 3 white balls out of 5 balls and want to know if the urn contains exactly 3 white balls. I would restate...
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4 replies | 63 view(s)
Yesterday,
11:58 AM
Jomo
replied to a thread
Rounding off to correct significant figure: If we add 3.46 and 2.3 we get 5.76....
in
Beginning Algebra
What are you not understanding? It seems all correct so I assume that you copied it from somewhere and need help understanding it?If you would be...
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8 replies | 133 view(s)
Yesterday,
11:41 AM
Jomo
replied to a thread
100 people on island; some honest, some liars.... How many tell the truth?
in
Math Odds & Ends
Yes, you got it. Very nicely done.
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3 replies | 154 view(s)
Yesterday,
12:14 AM
Jomo
started a thread
Basic Algebra? f:Z+ ---> Z*, s.t. f(n)=p/q, p + q = n, 0< p/q < 1 and gcd(p, q) =1
in
Advanced Math
Let f:Z+ ---> Z* be the function that assigns to each positive integer n the number of rational numbers p/q such that p + q = n, 0< p/q < 1...
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2 replies | 88 view(s)
05-22-2018,
11:56 PM
Jomo
started a thread
Heads, Tails or pass
in
Probability / Statistics
3 people have each been assigned H or T on their foreheads, based on the results of tossing a fair coin. Each member can see each others' letters...
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0 replies | 36 view(s)
05-22-2018,
10:04 PM
Jomo
replied to a thread
Given trapezoid w/ top length 25, side length 18, base angle 60*, find area, perim.
in
Geometry and Trig
The perimeter is correct. To find the area just find the area of the rectangle and the area of the triangle and add them together.
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3 replies | 96 view(s)
05-22-2018,
10:00 PM
Jomo
replied to a thread
Help me make a diagram for a ladder leaning against a building
in
Geometry and Trig
Where are you stuck? What do you need help with? In order to receive help we need to see your work so we can determine what type of help you need....
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5 replies | 103 view(s)
05-22-2018,
08:18 PM
Jomo
replied to a thread
What will the sex ratio in this country be? More males or females?
in
Probability / Statistics
You mean 1 sister but alotta brudders. And even that is wrong. I expect more from you as you are my mentor. Maybe sitting in the corner a bit will...
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15 replies | 217 view(s)
05-22-2018,
08:13 PM
Jomo
replied to a thread
What will the sex ratio in this country be? More males or females?
in
Probability / Statistics
Start off with 100,000 families. They will have (on average) 50,000 daughters and 50,000 sons. So far, 50,000 daughters and 50,000 sons. The...
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15 replies | 217 view(s)
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A mathematician is a blind man in a dark room looking for a black cat which isn’t there. - Charles R. Darwin
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