10/04/18

2 linear equations with 2 unknowns
My question is "It takes a boat 2 hours to travel 20 miles down a river and 3 hours to return up stream to its starting point. What is the speed of the boat? What is the rate of the river current?"
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10/04/18

A parking meter contains nickles and dimes worth $5.85. There are 73 coins in all. Find how many of each there are.
A parking meter contains nickles and dimes worth $5.85. There are 73 coins in all. Find how many of each there are.
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10/04/18

What is the average velocity of the runner?
A runner moves with a velocity of 3m/s due east for 60 seconds. the runner then comes to rest for 30 second, then turns around and heads due west with a velocity of 4m/s for 60 seconds.
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10/04/18

For which dates is the function (T-A)(d) positive? Negative? Zero? What do each of these answers tell us about the price of gas in Tucson and Austin?
The following graph shows the average retail price of regular gasoline in Tucson and Austin over the one month period. Suppose T(d) represents the price of gas in Tucson as a function of the day,... more
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10/04/18

you earn $15 per day, plus $4 per lawn you mow. write and solve an equation to find out how many lawns you need to mow to make $65 in one day
you earn $15 per day, plus $4 per lawn you mow. write and solve an equation to find out how many lawns you need to mow to make $65 in one day
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10/04/18

What is the slope and y-intercept of y=3x-7
dont know how to figure it out 
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10/04/18

Qx+x =r solve for x
Explain how x factors out to 1 and why
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10/04/18

through (5,2)), parallel to y=7/5x+4
slope intercept form 
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10/04/18

Word Problem
A square sound insulator is constructed for a restaurant. It does not provide enough insulation, so a larger square is constructed. The larger square has 24 square yards more insulation. The side... more
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10/04/18

Which of the following is another way to think of 46,000 ÷ 70?
Which of the following is another way to think of 46,000 ÷ 70?
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10/04/18

Luis rides his bicycle 3/4 mile in 5 minutes, or 1/12 hour, along the bike trail. Assuming he rides at a constant rate, what is his speed, in miles per hour?
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10/04/18

eleven less than than a sum of twice a number and for is given as?
 I need help plz help me it is pre algebra
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10/04/18

nick bought 15 greeting cards for rs20 each.and twenty two greetin cards for rs30 each.he had rs1000how much money did he have left after the purchase
I dont know
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10/04/18

Chloe purchased some dried mango and dried kiwi to make some trail mix. The dried mango cost ​$2.42 per pound and the dried kiwi cost ​$3.82 per pound. If s
Chloe purchased some dried mango and dried kiwi to make some trail mix. The dried mango cost $2.42 per pound and the dried kiwi cost $3.82 per pound. If she spent $13.18 for 4 pounds of dried... more
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10/04/18

Need help with math
Staples sells boxes of pens ($9) and rubber bands ($6). Leona ordered a total of 22 cartons for $180. How many boxes of each did Leona order? Hint: Let P = Pens.
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10/04/18

If n is a positive integer less than 1001, what is the greatest value for n?
If n is a positive integer less than 1001, what is the greatest value for n?
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10/03/18

a gallon of latex paint can cover 400 square feet. Maria has a rectangular room whose dimensions are 17 feet by 25 feet, with 9-foot ceiling.
How many gallon containers of paint does she need to buy to paint two coats on each wall? Maria should buy _ gallon containers of paint. 
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10/03/18

word problem
During the 2013- 2014 regular NBA season the top scoring player was Kevin Durant of the Oklahoma City thunder. Durant scored a total of 2593 points during the the regular season. the number of free... more
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10/03/18

Math money problem
Last year, Chau had $30,000 to invest. He invested some of it in an account that paid 6% simple interest per year, and he invested the rest in an account that paid 8% simple interest per year.... more
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10/03/18

the midpoint of AB is M(3,-1). If the coordinates of A are (5,1), what are the coordinates of B?
midpoint formulas   
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10/03/18

You purchace 5 movies and a CD. The cost of the CD is 8.50. Your total bill before tax is 38.45 Write and solve and equation to find the cost of a movie.
You purchase 5 movies and a CD the cost of a CD is 8.50 the bill before tax is 38.45 write and solve an equation to find the cost of a movie
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10/03/18

what is triple a number minus 3 is the same as the number plus 57
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10/03/18

Maria had several pencils on her desk. Ted borrowed 15% of the pencils. What decimal represents the percent of Maria’s pencils that Ted did not borrow
I need help to anwser this math question that my teacher gave me for homework  
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10/03/18

You have 29 coins in your pocket, consisting of only pennies and nickels. The total value of the coins is $.85. How many pennies do you have?
please help i am very lostttttttttttttttttt
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10/03/18

The perimeter of the garden is 42 feet.the length is 15 feet. What is the width?
4th grade math
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