02/14/22

Math Problem about decimals
Jane needs to drive 17 miles to work. So far, she has driven 3.1 miles. How many more miles must she drive?
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02/14/22

Math question that I don’t get
b is the midpoint of segment ac on the cordinate plane. The coordinates of the 3 points are: A (-4, 5) B (x, 2) and C (9, y). What are the values of x and y
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02/15/22

Math I am confused
You want to place a towel bar that is 10 1⁄4 inches long in the center of a door that is 26 1⁄3 inches wide. How far should you place the bar from each edge of the door?
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02/16/22

Math Help - z-score
A random experiment involves drawing a sample of 12 data values from a normally distributed population. The random variable is the z-score of the maximum of the data... more
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02/16/22

I need help on my math homework
Shea sells bracelets at the farmers market for each bracelet she sells,she spends $1.50 on beads and $3.00 on hardware. She also pays $10 per day to rent a booth. Wrote an expression that... more
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02/16/22

I Need Help with Math Problem!
Suppose a substance grows at a rate of 26.9 % per hour and begins with 147 cells.A) The equation that models this scenario is Qt =  Blank 1. Calculate the answer by read surrounding text. *... more
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02/16/22

need math help with school
Twin​ brothers, Billy and​ Bobby, can mow their​ grandparent's lawn together in 115 minutes. Billy could mow the lawn by himself in 30 minutes less time that it would take Bobby. How long would it... more
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02/16/22

Math Help please
Min Surface of a box with a volume of 2.4m3Max volume of a cylinder with a surface area of 10.5m2
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02/16/22

Math Help please
Min Surface of a box with a volume of 2.4m3Max volume of a cylinder with a surface area of 10.5m2
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02/17/22

Statistics: Math Help - Binomial Distribution
A fair coin is flipped 13 times. Find the probability that more than 7 of the flips turn up tails. __0.290527 __0.265906 ❌0.242364 __0.316153 __0.342697 __0.178765
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02/17/22

MATH/ STATISTICS AND PROBABILITY
The mathematics Club of College of Arts and Sciences of University XYZ will sponsor an intercollegiate quiz bee. Each contestant will answer 50 questions: 20 in mathematics, 10 in current events,... more
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02/17/22

math word problem
genets and okapis are made-up units of distance. Assume 1 genet equals 2700 okapis.(D) Convert 0.005 cubic genets into cubic okapis(E) Convert 2 okapis per second into genets per hour
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02/17/22

Discrete Math Question
Suppose you are playing 5-card draw poker- the deck has the usual 52 cards and you are dealt 5. What is the chance that you are dealt three aces (but not 4 and not an additional pair)? Suppose you... more
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02/17/22

Discrete Math Question
Suppose that there are 13 cards, numbered 1,2,......, 13. A hand is 5 cards, the order in which the cards are dealt not making any difference. How many hands are there? The value of a hand,... more
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02/17/22

discrete math question
prove that the sum of k C(n,k), 1<=k<=n is n x 2^(n-1)
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02/17/22

discrete math question
prove that 1^2 + 2^2 +...+n^2 = (1/6) n (n+1)(2n+1) if n is an integer >= 1
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02/18/22

How many calories does it take to heat 4 grams of 41 degree C water to a vapor?
I'd like to know how to do the math calculations
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02/18/22

elementary math
what is a mean, range mode, and mean of 2, 11,5, and 6?
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02/18/22

math question's
A city's population is currently 500,000. If the population doubles every 55 years, what will the population be 110 years from now?
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02/18/22

Algebra 1 Math Question
A party rental company has chairs and tables for rent. The total cost to rent chairs and tables is . The total cost to rent chairs and tables is . What is the cost to rent each chair and each... more
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02/18/22

Fractions maths
lucy bought 16 dolls. one fourth of the dolls are blonde. how many dolls are blonde
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02/18/22

I have a math problem
Susan wants to create snack bags for a trip she is going on. She has 10 granola bars and 14 pieces of dried fruit. If the snack bags should be identical without any food left over, what is the... more
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02/18/22

Math 1012 Math help
The scale on a map is drawn so that 3.5 inches corresponds to an actual distance of 325 miles. If two cities are 8.25 inches apart on the map, how many miles apart are they? (Round to the nearest... more
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02/18/22

math 1012 help math
ind the unit price in cents per diaper for each of the brands shown below. Round to the nearest tenth of a cent.Brand A: 20 Diapers, $6.99:  ¢ per diaper   Brand B: 45 Diapers, $11.99:  ¢ per... more
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02/18/22

math 1012 question please help
A solution contains 7 pints of antifreeze and 8 pints of water. How many pints of water must be added to 21 pints of antifreeze to get a solution with the same concentration?There needs to be (... more
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