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Post New Question
All Questions
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234799 Questions
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726
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+236
Plz help
My friend sets out walking at a speed of $3$ miles per hour. I set out behind her $5$ minutes later at $4$ miles per hour. For how many minutes will my friend have been walking when I catch up to her?
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Choff
Jan 14, 2021
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311
1
isosceles triangle
Two angles of an isosceles triangle are $68^\circ$ and $x^\circ$. What are all the possible values of $x$?
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Guest
Jan 14, 2021
+2
454
1
+505
Help please
Help. I don't know how to start
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MobiusLoops
Jan 14, 2021
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417
1
+236
I need help I can't get this wrong again also plz explain how u got the answer
My friend sets out walking at a speed of $3$ miles per hour. I set out behind her $5$ minutes later at $4$ miles per hour. When I start walking, how many miles has my friend traveled?
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Choff
Jan 14, 2021
0
432
1
probability
Neil and Jean each choose a number at random from the set {1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12}; their numbers are allowed to be the same. What is the probability that the product of those two numbers is even?
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Guest
Jan 14, 2021
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365
1
+236
Plz help I really need it this is really confusing
The exchange rate of U. S. dollars ($) to Icelandic kronur (ISK) is $\$1.00 = 120\text{ ISK}. On a trip to , Geri orders a meal for . What is the equivalent price in U. S. dollars and cents? Enter your answer in the form ab.cd, where $a, b, c,$ and $d$
read more ..
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Choff
Jan 14, 2021
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404
3
m + 5
m + 5
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Guest
Jan 14, 2021
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260
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counting
Find the number of subsets of {1, 2, 3, ..., 10}, where the sum of the smallest element an the largest element is equal to 11.
Guest
Jan 14, 2021
0
411
1
How many four-digit positive integers are there with thousands digit
How many four-digit positive integers are there with thousands digit ?
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Guest
Jan 14, 2021
0
426
2
circle
For what value of k does the equation x^2+10x+y^2+16y-k=0 represent a circle of radius 6?
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Guest
Jan 14, 2021
0
372
1
+73
PLZ HELP!!!!
If $-5\leq a \leq -1$ and $1 \leq b \leq 3$, what is the least possible value of $\displaystyle\left(\frac{1}{a}+\frac{1}{b}\right)\left(\frac{1}{b}-\frac{1}{a}\right) $? Express your answer as a common fraction.
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qwertyytrewq
Jan 14, 2021
0
531
2
parabola
The graph of the parabola defined by the equation y=-(x+1)^2+1 is shifted 1 unit to the right, then shifted 5 units down. The resulting parabola has zeros at x=a and x=b, where b≥a. What is b-a?
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Guest
Jan 14, 2021
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774
1
Irregular shape area
PLZZZZZ help!! In the figure, QUAD is a quadrilateral. QUAD is “enclosed” by the rectangle RECT. This means that each vertex of QUAD is on a side of rectangle RECT. Segment QA is parallel to two of the sides of the rectangle. The length of QA is 18 and
read more ..
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Guest
Jan 14, 2021
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278
0
плииииз
Выполни действия 2) 0,28:0,03*3/4*1,4/ 3 2/3*0,36*4,9:3,3=
Guest
Jan 14, 2021
0
353
2
Just Some Random Question
What is 133 1/3 % of 21? With Solution
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Guest
Jan 14, 2021
0
490
2
pls help!!! thanks!
the function f is defined by f(x)=cx-3 where c is a constant. find c, if the value of f at x=1.5 is equal to -5.25
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Guest
Jan 14, 2021
0
738
2
+10
pls help!!!
Find area of the isosceles triangle formed by the vertex and the x-intercepts of parabola y=x^2-4x+21.
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MathmerMather
Jan 14, 2021
0
541
1
nt prob
Find all positive integers n, less than 17, for which n! is an integral multiple of 49.
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Guest
Jan 14, 2021
0
590
2
find angle DEF
D,E,F are the feet of the altitudes in triangle ABC. Find angle DEF (in degrees).
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Guest
Jan 14, 2021
0
462
2
divisible
Determine the number of five-digit integers (37abc) in base 10 such that (37abc) is divisible by 37.
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Guest
Jan 14, 2021
0
326
0
HELP! Integral of Difficult Function sqrt(1-cos(x)^3)
Guest
Jan 14, 2021
0
547
3
help needed with sum
Find the sum 1*3 + 3*5 + 5*7 + ... for the first n terms.
heureka
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Guest
Jan 14, 2021
0
428
1
help
The vertex of a parabola is at (12,-4) and its axis of symmetry is vertical. One of the x-intercepts is at (15,0). What is the x-coordinate of the other x-intercept?
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Guest
Jan 14, 2021
0
497
1
Teacher
The water level in Ricky Lake changes at an average of (-7/16) inch every 3 years. Based on the rate above, how much will the water level change after one year? * Aswers?
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Guest
Jan 14, 2021
0
521
1
+36
Basic probability question
Four standard six-sided dice are rolled. What is the probability that the product of the numbers on the top faces of all four dice is a prime number? Express your answer as a common fraction.
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Cloud
Jan 14, 2021
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