09/13/18
The length and width of a rectangle whose length is 7 cenemiters more than its width
It is a word problem for quadratic equations
09/13/18
If Josh has 4 pairs of socks and five pairs of shoes, how many combination can he make
Word problem
09/13/18
Keyboards keys
The keyboard of a piano has seven full octaves plus 2 extra white keys and one extra black key. There are 36 black keys on a piano. How many black keys are in one octave
09/13/18
Sonia drove 6km north to a shopping mall and then 8km east to her friends house.returning home from her friends house, she took the diagonal path. What distance
Sonia drove 6km north to a shopping mall and then 8km east to her friends house.returning home from her friends house, she took the diagonal path. What distance did she cover on journey back home?
09/12/18
How many meters of fencing material must be used?
A fence is to placed along a rectangular plot so that enclosed area is 99 and the length of the plot is two feet more than the width. How many meters of fencing material must be used?
09/12/18
8th grade write and solve the equation
Selma packs one box in 5 minutes and has already packed 12 boxes. Lynn packs one box in 7 minutes and has already packed 18 boxes. How many more minutes does each need to work in order to have...
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09/12/18
You invested $27,000 in two accounts paying 5% and 6% annual interest, total interest earned for the year was $1420, how much was invested at each rate?
You invested $27 comma 00027,000 in two accounts paying 5 %5% and 6 %6% annual interest, respectively.If the total interest earned for the year was $ 1420 comma$1420, how much was invested at each...
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09/12/18
ralph and alphonse are shooting marbles. ralphhas five more than alphonse, and they have a total of 73 marbles. how many marbles does each of them have.
its a math question
09/12/18
Elisa won 40 lollipops playing basketball at the school fair. She gave two to every student in her math class. She has at least 7 lollipops left.
Elisa won 40 lollipops playing basketball at the school fair. She gave two to every student in her math class. She has at least 7 lollipops left.
09/11/18
Write an absolute value equation that has these minimum and maximum lengths as its solutions.
in a songwriting competitio, the minimum length of a song is 2.5 minutes. The maximum length of a song is 5.5 minutes. Write an absolute value equation that has these minimum and maximum lengths as...
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09/11/18
Gold used to make jewerly is often a blend of gold, silver, and copper. Consider three alloys of these metals.The first alloy is 75% gold, 5% silver, and 20%
(continue) copper. The second alloy is 75% gold, 12.5% silver and 12.5% copper. The third alloy is 37.5% gold and 62.5% silver. If 100 g of the first alloy costs $2655.80, 100g of the second alloy...
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09/11/18
angleEFG and angleGFH are a linear pair, mangleEFGequals3nplus17, and mangle GFH equals 5n plus 11. What are mangle EFG and mangleGFH?
angle EFG and angle GFH are a linear pair, mangleEFGequals3nplus17, and mangle GFH equals 5n plus 11. What are mangle EFG and mangleGFH?
09/11/18
investigating averages
supposed you are going to try an additional 5 shots for a total of 10 shots. How many of the next 5 shots will you have to make to have a 50% shooting percent for all 10 shots
09/10/18
Five times a number decreased by 18-4 times the same number is -36 what is the number
I need help I don’t understand this please help me I have to give it i tomorrow
I never learned this so it’s hard for me the teachers in middle school didn’t teach well and I’m in 9th grade now...
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09/10/18
How much money each of them got?
642 is divided into three friends Raghav,Anil and Sobha . Anil gets 4/5 of amount that Raghav gets and Sobha got 45.5% of amount that Anil got . How much money did each of them got?
09/09/18
Two trucks leave a warehouse at the same time, after how many hours will the two trucks be 787.5 miles apart?
Two trucks leave a warehouse at the same time. One travels due south at an average speed of 58 miles per hour, and the other travels due north at an average speed of 47 miles per hour. After how...
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how would you prove a random number generator produces only numbers 1-10 and they are truly random?
how would you create an algorithm for this using mode/median/mean/and mid-range of 5.5? What is the statistically significant threshold for this? all I know is that it is far above 100.
09/09/18
solve the linear programming problem
A manufacturer of golf clubs makes a profit of $45 per set on a model A set and $55 per set on a model B set. Daily production of the model A clubs is between 20 and 50 sets, inclusive, and that of...
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09/09/18
Word problem about speed.
Two computers are available to run a complicated program. The first, Arnetik, can complete the program in 6 hours. The second, Betakin, can do it in only 4 hours. If the two computers are networked...
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09/08/18
A coffee merchant combines coffee costing $6.50 per pound with coffee costing $4.00 per pound. How many pounds of each should be used to make 50 lb of a blend c
How do I find the solution to both mixes of coffee, please properly explain. Thanks
09/08/18
Write a real word situation that each expression might model.
I need help with 2 expressions (they're pretty easy, but I've never been good at making my own situations)
b+3 and 40/h
Thank you!
Not clear on homework instructions
So I'm done writing the code for my homework. We are supposed to submit it in a particular format, and I don't know how to do it. The instructions say: When you upload to the Moodle site, include...
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Math problem
A rowing team rowed 90 miles while going with the current in the same amount of time it took to row 10 miles against the current. The rate of the current was 4 miles per hour. Find the rate of the...
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