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Denis
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Denis
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Join Date
02-17-2004
Last Activity
Today
04:27 PM
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Denis
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Yesterday,
01:15 PM
Denis
replied to a thread
dollar and cent coins were mixed up. banker needs help!
in
Intermediate/Advanced Algebra
I get p = (199k + 5) / 98 k and p > 0 and < 100 and are integers Only one solution....
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3 replies | 105 view(s)
Yesterday,
01:07 PM
Denis
replied to a thread
(Help) Finding "x" in an equation: (x-1)3/4 = 64.
in
Beginning Algebra
Can you solve: x(3/4) = 60 Btw, x(3/4) means x multiplied by 3/4. Usually shown as: (3/4)x
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2 replies | 93 view(s)
02-14-2018,
09:47 AM
Denis
replied to a thread
Cryptic dancing
in
Math Odds & Ends
I CAN't think of a better answer!!
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4 replies | 153 view(s)
02-14-2018,
12:15 AM
Denis
replied to a thread
Cryptic dancing
in
Math Odds & Ends
Huh?!
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4 replies | 153 view(s)
02-14-2018,
12:13 AM
Denis
replied to a thread
Finding X using a focal Date: Mr.D borrows $2000 now and $3000 in 4 months.
in
Finance/Business Math
Why are you calling it a focal date? Shouldn't it simply be "final payment date"? By simple interest, do you mean (1+ i)^12 = 1.12, which means...
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2 replies | 199 view(s)
02-13-2018,
10:20 AM
Denis
started a thread
Cryptic dancing
in
Math Odds & Ends
Easy one: Dance by American trio and African trio (6) no e
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4 replies | 153 view(s)
02-12-2018,
04:38 PM
Denis
replied to a thread
A French Limit
in
Math Odds & Ends
Au Canada, 22 minutes est la limite, tabarnak!
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2 replies | 106 view(s)
02-12-2018,
12:42 PM
Denis
started a thread
A French Limit
in
Math Odds & Ends
Hmmmm......debout dans le coin pour 22 minutes!:p
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2 replies | 106 view(s)
02-11-2018,
11:47 AM
Denis
replied to a thread
Solving Pythagoras Theorem eqn a^2 + (1.3a)^2 = c^2 for "a": possible?
in
Geometry and Trig
Let k = 1.3; then: a^2 + (ka)^2 = c^2 a^2 + k^2 * a^2 = c^2 a^2(1 + k^2) = c^2 a^2 = c^2 / (1 + k^2) a = sqrt Try that out using (as...
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4 replies | 199 view(s)
02-10-2018,
11:20 PM
Denis
replied to a thread
Cryptic Sport?
in
Math Odds & Ends
Yip a doo day it works !!! Do I have to tattoo #f0f8ff on my wrist? Edit: just noticed that the "hidden stuff" appears in the "latest posts"...
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7 replies | 314 view(s)
02-10-2018,
02:08 PM
Denis
replied to a thread
Cryptic Sport?
in
Math Odds & Ends
HOW?! Other sites I go to work like this: message Is there a "place" here where the local procedure is explained?
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7 replies | 314 view(s)
02-10-2018,
10:36 AM
Denis
replied to a thread
Cryptic Sport?
in
Math Odds & Ends
Yes.
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7 replies | 314 view(s)
02-09-2018,
10:57 PM
Denis
replied to a thread
Cryptic Coffin?
in
Math Odds & Ends
d-c---t-d
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2 replies | 264 view(s)
02-09-2018,
10:40 AM
Denis
replied to a thread
How to find angle x marked in red? (bearings from Point X to pts R, S which are...)
in
Geometry and Trig
Look at the diagram: you're saying that angleRXS = 60 degrees? Impossible. However, the word "bearing" gives me a headache. I quit here! Hope a...
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7 replies | 266 view(s)
02-09-2018,
09:08 AM
Denis
replied to a thread
Cryptic Sport?
in
Math Odds & Ends
answer: French word beginning with pi How do you "hide" here?
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7 replies | 314 view(s)
02-09-2018,
08:52 AM
Denis
replied to a thread
How to find angle x marked in red? (bearings from Point X to pts R, S which are...)
in
Geometry and Trig
I don't get that; what is equal to 92? I get XS = ~105 and XR = ~70, so RS = ~35 But if you say 92 is the given answer, then I'm certainly...
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7 replies | 266 view(s)
02-09-2018,
12:36 AM
Denis
replied to a thread
How to find angle x marked in red? (bearings from Point X to pts R, S which are...)
in
Geometry and Trig
OK; looked like 20... Had a more careful look using graph paper: R is on line SX, thus TXR and TXS are both right triangles. In other words,...
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7 replies | 266 view(s)
02-08-2018,
11:13 PM
Denis
replied to a thread
How to find angle x marked in red? (bearings from Point X to pts R, S which are...)
in
Geometry and Trig
Richie, that's gotta be your most confusing diagram so far :rolleyes: Question: angleRTS = 20 degrees (shown in brown) That same angle is shown...
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7 replies | 266 view(s)
02-08-2018,
08:41 PM
Denis
replied to a thread
bank balance goes from 2114.70 to 1839.59 from 15/05/17 to 31/05/17 w/ only debits...
in
Arithmetic
Look at the 124.00 item...now kick yourself :p
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3 replies | 162 view(s)
02-08-2018,
07:54 PM
Denis
replied to a thread
Given I_3 * R_3 = I_1 * R_1, I_x * R_x = I_2 * R_2, solve for R_x
in
Beginning Algebra
Hint: use cross multiplication
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2 replies | 148 view(s)
02-08-2018,
01:33 PM
Denis
replied to a thread
Annual Compound Interest Calculation: "How would years 3 and 4 appear in the above?"
in
Intermediate/Advanced Algebra
rP = short for rePeat ? :rolleyes:
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6 replies | 240 view(s)
02-08-2018,
01:01 PM
Denis
replied to a thread
Annual Compound Interest Calculation: "How would years 3 and 4 appear in the above?"
in
Intermediate/Advanced Algebra
Well then, using P=1000 and r=.10, balances will be: 0: 1000.00 1: 1100.00 2: 1210.00 3: 1331.00 4: 1464.10 Check your results; if you get...
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6 replies | 240 view(s)
02-08-2018,
10:42 AM
Denis
replied to a thread
Cryptic Olympics?
in
Math Odds & Ends
Or something like: Flips mural tosses (11) So "flips" = direct and anagram indicator
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3 replies | 300 view(s)
02-08-2018,
10:24 AM
Denis
replied to a thread
Algebraic fractions: Question e: 5/[x (x + 1)] - 2/x + 3/(x + 1)
in
Beginning Algebra
On a test, that would be considered incorrect; more bracketing required: /
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5 replies | 257 view(s)
02-07-2018,
10:31 PM
Denis
replied to a thread
How to make quotient smaller: 52,450,298,928/1,179,739 = 44459.21139; then divide...
in
Intermediate/Advanced Algebra
1,179,739 * 42,848 = 50,549,456,672 50,549,456,672 / 1,179,739 = 42,848 42,848 / 2080 = 20.60
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4 replies | 176 view(s)
02-07-2018,
10:04 PM
Denis
replied to a thread
Annual Compound Interest Calculation: "How would years 3 and 4 appear in the above?"
in
Intermediate/Advanced Algebra
0: P(1 + r)^0 (that's NOW) 1: P(1 + r)^1 2: P(1 + r)^2 keep going... n: P(1 + r)^n
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6 replies | 240 view(s)
02-07-2018,
06:07 PM
Denis
replied to a thread
Special Right Trinagle: "...Clay Ave, Rt 35 are straight, perp. to each other."
in
Geometry and Trig
Beautiful Mark: you belong in the Mapping Business!
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14 replies | 369 view(s)
02-07-2018,
05:10 PM
Denis
replied to a thread
Cryptic clue (Feb.6)
in
Math Odds & Ends
....or something bigger: https://www.youtube.com/watch?v=kihZUsADQTQ
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5 replies | 380 view(s)
02-07-2018,
05:04 PM
Denis
replied to a thread
Special Right Trinagle: "...Clay Ave, Rt 35 are straight, perp. to each other."
in
Geometry and Trig
Where's my bottle of Extra Strength Tylenols! :rolleyes:
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14 replies | 369 view(s)
02-07-2018,
05:00 PM
Denis
replied to a thread
How to make quotient smaller: 52,450,298,928/1,179,739 = 44459.21139; then divide...
in
Intermediate/Advanced Algebra
I'm completely mystified...hope you're not joking! 52,450,298,928 / 1,179,739 = 44,459.23965, not 21.37462 Decreasing the numerator:...
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4 replies | 176 view(s)
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About Denis
Basic Information
About Denis
Location:
Ottawa, Ontario
Interests:
puzzles
Occupation:
retired
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I'm just an imagination of your figment !
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Last Activity
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04:27 PM
Join Date
02-17-2004
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