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Post New Question
All Questions
+0
234943 Questions
0
538
2
help
Solve for the rational numbers x and y:
Express your answer as an ordered pair (x, y)
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Guest
May 31, 2020
0
389
2
Help Please
Use the Euclidean algorithm to find integers x and y such that 164x + 37y = 1.
Note that while there are many pairs of integers x and y that satisfy this equation, there is only one pair that comes from using the Euclidean algorithm.
read more ..
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Guest
May 31, 2020
0
1484
1
geometry
In quadrilateral ABCD, AB = 5, BC = 8 and CD = 20 units. Angle B and angle C are both right angles. What is the length of segment AD?
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Guest
May 31, 2020
0
1006
1
help
The product of three consecutive integers is 720. What are the three integers?
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Guest
May 31, 2020
0
745
1
please help
How many 4-inch by 4-inch squares can be cut from a rectangular piece of leather measuring 4 feet by two-thirds of a yard?
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Guest
May 31, 2020
0
471
1
help
If a snack-size tin of peaches has 40 calories and is 2% of a person’s daily caloric requirement, how many calories fulfill a person’s daily caloric requirement?
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Guest
May 31, 2020
0
411
1
help
In the geometric sequence with a first term of 6 and a second term of -6, what is the 205th term?
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Guest
May 31, 2020
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344
0
i only need help on number #2 :(
Someone had already formatted the question nicely and put it into LaTeX, so I just reposted it instead of doing all the work all over again. Here's the question: https://web2.0calc.com/questions/need-help-on-a-few-tough-geo-questions/new
read more ..
Guest
May 31, 2020
0
400
1
help
A two-digit numer is divided by the sum of its digis; the quotient is 2, and the remainder is 2. The number is then multiplied by the sum of its digits, and the product is 112. Find the two-digit number.
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Guest
May 31, 2020
-1
675
1
+87
5 digits
How many five-digit numbers beginning in a 6 have exactly one pair of identical digits?
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Coolio
May 31, 2020
-1
773
1
+87
Marbles
A bag contains ten identical blue marbles and ten identical green marbles. In how many distinguishable ways can five of these marbles be put in a row if there are at least two blue marbles in the row and every blue marble is next to at least one other blue
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Coolio
May 31, 2020
0
1964
2
+87
Cube
The faces of a cube are to be numbered with integers 1 through 6 in such a way that consecutive numbers are always on adjacent faces (not opposite ones). The face numbered 1 is on top and the face numbered 2 is toward the front. In how many different ways
read more ..
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Coolio
May 31, 2020
0
2227
2
+87
How many even, three-digit positive integers have the property that two of the digits are equal, but not all three are equal?
How many even, three-digit positive integers have the property that two of the digits are equal, but not all three are equal?
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Coolio
May 31, 2020
-1
632
1
+87
Clothing Casework
Dustin has five hats, five shirts, five pairs of pants, and five pairs of shoes; he has one of each in blue, green, gray, silver, and gold (his five favorite colors). Dustin is picky about what he wears: he insists on his shoes being the same color as at
read more ..
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Coolio
May 31, 2020
0
675
1
+87
Casework with a deck of cards
A standard deck of playing cards has cards divided into four suits (clubs, diamonds, hearts, spades). Each suit consists of nine "number cards," each containing a different number from to , and four "face cards" that include
read more ..
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Coolio
May 31, 2020
-1
1190
2
+87
How many positive three-digit integers strictly greater than 500 have at least two digits that are the same?
How many positive three-digit integers strictly greater than 500 have at least two digits that are the same?
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Coolio
May 31, 2020
-1
667
1
+87
Football Casework
In American football, a touchdown scores 7 points, a field goal scores 3 points, and a safety scores 2 points. If a team scored a total of 24 points, how many combinations of plays is possible? The order of the plays does not matter, so touchdown and field
read more ..
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Coolio
May 31, 2020
0
672
3
Help with geometry
In right triangle ABC, angle C = 90 degrees. Median AM has a length of 19 and median BN has a length of 13. What is the length of the hypotenuse of the triangle?
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Guest
May 31, 2020
-1
724
1
+87
Casework
Kraken's passcode is at most 3 letters long. We know it only contains capital letters, and that it definitely doesn't include Q. How different many passcodes can Kraken have?
Assume Kraken's passcode is at least 1 letter long.
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Coolio
May 31, 2020
0
409
1
help
Erin can set up and burn a single CD on his computer in 3.5 minutes. At this rate, how long will it take Erin to set up and burn 20 of this same CD?
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Guest
May 31, 2020
0
572
0
+1072
Help Please!!!
https://web2.0calc.com/questions/help-please_29344
SpongeBobRules24
May 31, 2020
0
603
2
help
Factor x^2 - 3x - 10.
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Guest
May 31, 2020
0
648
1
please help
The longer leg of a right triangle is one foot less than twice the shorter leg. The hypotenuse of the triangle is 17 feet long. What is the area of the triangle?
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Guest
May 31, 2020
0
496
1
help
If and , then find y - x.
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Guest
May 31, 2020
0
502
1
help
Find a monic quartic with real coefficients where two of the roots are 3 - 2i and 5 + i.
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Guest
May 31, 2020
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