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Post New Question
All Questions
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231107 Questions
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506
1
help
The total area of a cone is 60pi cm squared. If it’s radius is 4 cm, what is the measure of its slant height?
ElectricPavlov
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Guest
Feb 10, 2020
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1565
2
help
There are 450 seats in the lower level of a concert hall with b balcony seats in the upper level. So far, 170 tickets have been sold, which is 1/5 if the total number of seats in the concert hall. How many balcony seats are in the concert hall?
read more ..
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Guest
Feb 10, 2020
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448
1
help
In a certain state the probability that a randomly chosen driver wears seat belt is 0.85. What is the probability that 3 randomly chosen drivers from this state, driving 3 separate cars, wear their seat belts the next time they drive a car?
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Guest
Feb 10, 2020
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732
2
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A family buys a car for $20,000. The value of the car decreases about 20% per year. After 6 years, the family decides to sell the car. Should they sell it for $4,000? Explain
geno3141
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Guest
Feb 10, 2020
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1221
1
help please
Stan and Francine want to make perfume. In order to get the right balance of ingredients for their tatses they bought 2 ounces of rose oil at $3.72 per ounce, 4 ounces of ginger essence for $4.33 per ounce, and 4 ounces of black currant essence for $4.15
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ElectricPavlov
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Guest
Feb 10, 2020
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1134
3
+1982
Which of the following are polyhedra? Check all that apply.
Which of the following are polyhedra? Check all that apply.
A. Cube
B. Octahedron
C. Dodecahedron
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macabresubwoofer
Feb 10, 2020
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685
2
help
Annette needs 20 gallons of water with a 3.5% salt concentration for her fish tank. She has a 2% salt solution and a 10% salt solution. How many gallons of each solution does she need for her tank?
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Guest
Feb 10, 2020
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743
1
Solving a Two-Step Equation
A family pays $8.00 to park at a concert. Tickets for the concert cost $13.50 per person. The family spent a total of $89.00 for parking fees and tickets to the concert. The situation can be modeled by the equation 89 = 13.5n + 8, where n represents the
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Omi67
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Guest
Feb 10, 2020
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488
1
Calculating the future value of this investment?
A student is saving money to buy a used car. The student desposits $150 monthly in a savings account that pays 3% annual interest, compounded monthly.
How long will it take the student to save $5000?
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Guest
Feb 10, 2020
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643
1
pls halp
Lorraine and Dolores are in an event where they have to carry the same weight of items in order to advance to the next stage. Lorraine is carrying 5250g worth of items. Dolores is carrying
5
21
the weight that Lorraine
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Guest
Feb 10, 2020
-1
1016
2
+1347
cars
Minxia counted 40 green cars and 20 silver cars in the parking lot. If the number of green cars stay the same how many more silver cars would need to be added so the ratio of green cars to silver cars is 1 to 3
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sandwich
Feb 10, 2020
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670
1
Biology help PLEASE!
Explain the relationship between the terms below.
Dormancy and germination.
off-topic
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Guest
Feb 10, 2020
-1
735
2
+1347
chocolates
In how many ways can 6 chocolates be distributed among 3 children? A child may get any number of chocolates from 0 to 6 and all the chocolates are identical.
CPhill
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sandwich
Feb 10, 2020
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2932
8
In triangle XYZ, we have and . The bisector of intersects at point D, and DX = 24. What is the area of triangle XYZ?
In triangle XYZ, we have and . The bisector of intersects at point D, and DX = 24. What is the area of triangle XYZ?
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Guest
Feb 10, 2020
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2041
1
+1347
creek
The back of Dante's property is a creek. Dante would like to enclose a rectangular area, using the creek as one side and fencing for the other three sides, to create a corral. If there is 760 feet of fencing available, what is the maximum possible area
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sandwich
Feb 10, 2020
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648
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+1347
hotels
The Royalty Hotel, who belongs to a hotel chain, bought last month 300 units in total between mattresses, sheets and comforters with a total cost of 80,000. Each mattress had a cost of 2,500, the cost of a set of sheets is 600 and a comforter is 1,200.
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sandwich
Feb 10, 2020
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896
2
+1347
speed
A plane flies 465 miles with the wind and 315 miles against the wind in the same length of time. If the speed of the wind is 25 mph, find the speed of the plane in still air.
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sandwich
Feb 10, 2020
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693
2
help
Andy bought 4 hamburgers snd 2 milkshakes for $13.50. Danny bought 3 hamburgers and 1 milkshake for $9.25. What cost of a hamburger and milkshake?
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Guest
Feb 10, 2020
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691
1
+101
help!
Compute the sum as a common fraction:
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chclt363
Feb 10, 2020
0
669
3
+101
Find the sum
Find the sum
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chclt363
Feb 10, 2020
0
679
4
help
Find all f(k) such that
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Guest
Feb 10, 2020
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711
6
help please!
Determine the value of
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Guest
Feb 10, 2020
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653
3
help
Compute sum_{k = 2}^\infty (k - 3)/(k(k^2 - 1).
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Guest
Feb 10, 2020
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738
1
+308
how many negative integers m satisfy the inequality 3/m<=-2/7
how many negative integers m satisfy the inequality
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notsmart2.0
Feb 10, 2020
0
460
1
help
John mixed together 9 liters of Brand A fruit drink which contains 14% fruit juice and 8 gallons of Brand B fruit drink which contains 48% fruit juice. What is the percent of fruit juice in the resulting mixture?
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Guest
Feb 10, 2020
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