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All Questions
+0
230632 Questions
0
406
1
ratio
A fox, a coyote, and a wolf weigh a total of 120 pounds. The ratio of the weight of the fox to the weight of the coyote is 3:8. The weight of the coyote is 32 pounds. What is the weight of the wolf?
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Guest
Feb 14, 2021
0
355
1
hard question
A soccer team gets three points for a win, one point for a tie, and zero points for a loss. The team plays ten games and has three more wins than losses. What is the greatest possible number of points the team could have?
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Guest
Feb 14, 2021
0
350
1
polynomial
Find the value of t such that (5x^2 - 6x + 7)(4x^2 +tx + 10) = 20x^4 -9x^3+ 60x^2 - 39x + 70.
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Guest
Feb 14, 2021
0
803
1
please help
At the north campus of a performing arts school, 20% of the students are music majors. At the south campus, 70% of the students are music majors. The campuses are merged into one east campus. If 30% of the 1000 students at the east campus are music
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Guest
Feb 14, 2021
0
333
1
percent
At first a price was decreased by 12%, then it was discounted again by an addiitional 5%. What is the percent of the total discount?
Why is the answer not 17?
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Guest
Feb 14, 2021
+1
316
1
+147
Rational Expressions of Polynomials
There are numbers A and B for which
\[\frac A{x-1}+\frac B{x+1}=\frac{x+2}{x^2-1}\]
for every number $x\neq\pm1$. Find $A-B$
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powclaire
Feb 14, 2021
0
396
2
help number theory
Find the number in the form x3579x that is divisible by 42.
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Guest
Feb 14, 2021
+1
650
1
+147
Advanced Systems of Equations
Four positive integers A, B, C and D have a sum of 36. If $A+2 = B-2 = C \times 2 = D \div 2$, what is the value of the product $A \times B \times C \times D$?
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powclaire
Feb 14, 2021
0
422
1
inequality
Solve the inequality k^2 - 7k + 12.25 > 0.
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Guest
Feb 14, 2021
0
348
1
geometry problem
Find the value of x.
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Guest
Feb 14, 2021
0
692
2
At the zoo, the Spencer family bought 3 adult tickets and 2 children's tickets
At the zoo, the Spencer family bought 3 adult tickets and 2 children's tickets for 23.50. The Yang family bought 2 adult tickets and 4 children's tickets for 25. How much does an adut ticket cost, and how much does a children's ticket cost?
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Guest
Feb 14, 2021
0
503
1
investment
Aimee Walters has a choice for her investment of 4,000. She can invest it in either (a) an account that pays 10% with compound interest for 2 years or (b) an account that pays 10% with simple interest for 2 years. Find the future value of both. Which is
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Guest
Feb 14, 2021
+1
424
1
+193
Floors and Ceilings
Evaluate $\left\lfloor \left\lceil \left(\frac{13}{7}\right)^2\right\rceil+\frac{17}{4}\right\rfloor$.
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clairepow
Feb 14, 2021
+1
422
1
+193
Interest Rates
When Lauren was born on January 1, 1990, her grandparents put $\$1000$ in a savings account in her name. The account earned $7.5\%$ annual interest compounded quarterly every three months. To the nearest dollar, how much money was in
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clairepow
Feb 14, 2021
0
707
1
word problem
A school held a kiddie carnival to raise money for the PTA. Admission for adults was 8 dollars, and admission for children was 5 dollars. In the end, 87 people attended the carnival, and they raised 468 dollars. How many adults attended the carnival?
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Guest
Feb 14, 2021
0
376
1
algebra
A vending machine sells chips for 0.50 cents and candy bars for 1.00. If Jim spent 5.50 on snacks in the machine over the course of a week, how many candy bars did he buy?
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Guest
Feb 14, 2021
0
596
1
x and y
The sum of the real numbers x and y is 25. Their difference is 13. What is the value of xy ?
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Guest
Feb 14, 2021
0
500
1
+69
Compute the sum (a +(2n+1)d)^2- (a + (2n)d)^2 +(a + (2n-1)d)^2 - (a+(2n-2)d)^2 + ... + (a+d)^2 - a^2
Compute the sum (a +(2n+1)d)^2- (a + (2n)d)^2 +(a + (2n-1)d)^2 - (a+(2n-2)d)^2 + ... + (a+d)^2 - a^2
A full explanation on how to do the problem would be appreciated.
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ddocm
Feb 14, 2021
0
218
0
help pls
Of the 80 spaces in the XYZ Industries' parking lot, 5% of them are reserved for handicapped parking. Of the non-handicapped spaces, 16 are reserved for company VIPS. How many spaces that are NOT reserved for handicapped parking are available to non-VIP
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Guest
Feb 14, 2021
0
428
1
stats
The pie chart below shows how a sports organization makes its profit. Last year the team made 2,000,000 in profit, and this year it increased its profits to 2,500,000. How much money was made on food sales in both years?
pie chart
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Guest
Feb 14, 2021
-1
544
4
+216
Math Help ASAP Please!!!!!
Let be a positive integer greater than or equal to . Let be integers such that is invertible modulo and . Given is invertible, what is the remainder when is divided by ?
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Jmaster10
Feb 14, 2021
0
547
1
+193
Interest Rates
An engineer invested $\$10,\!000$ in a six-month savings certificate that paid a simple annual interest rate of $12\%$. After six months, she invested the total value of her investment in another six-month certificate. After six more months,
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clairepow
Feb 14, 2021
0
395
1
math
Brent has a diagram that he needs to place into areport. It is only 3.5” tall x 4" wide, but it needs to be about twice that big to make the impact he wants. Brent has use of a photocopy machine that can enlarge the height and width of an image by 20%.
read more ..
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Guest
Feb 14, 2021
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