06/04/17

Can you help me?
teams in a math competition consists of six students. In how many ways can the six students be selected to work a problem on the board?
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06/04/17

A baseball team has 12 players the coach needs to choose 3 to sit on the bench how many combinations of players can the coach choose? Show me the formula please
need to find the formula for probability of a team with 12 players 3 have to sit on the bench how many combinations does the coach have show formula please
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06/04/17

Graphing Inequalities when variables cancel out?
Do I graph on a number line when variables cancel out in an inequality if the statement is true? And if I do, then how would I put the inequality on a number line?   For example, this true... more
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05/31/17

What would be the margin of error for the following? 90% Confidence, 81.3 bpm < µ(Pulse) < 84.2 bpm
I have no idea what I'm doing
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02/16/17

The length of a rectangle is five times as long as it's width.
The length of a rectangle is five times as long as it's width. If it has a perimeter of 120 cm, find it's area.
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02/09/17

Which sister had the better candy bar selling performance relative to her team?
Suzie Mean number of candy bars sold by team members 20 Standard deviation 3 Candy bars sold by respective sister 35   Becca  Mean number of candy bars sold by team members 25Standard... more
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01/31/17

Which of the following discounts would save you more money? This is a discussion question but I need to show my work.
there are two clearance racks and the on rack has a flat 50% discount from the original price, and the second rack has an additional 30% discount from the already 20% discounted items. If you were... more
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01/31/17

You select 3 cards randomly from a deck of 52 cards
What is the probability that all of the cards selected are face cards (i.e. jacks, queens, or kings)?
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01/31/17

Story problem
During her physics class, draconian throws a ball off the roof of her school. The height h of the ball in feet above ground is t seconds after she throws it is given h= -16t^2+24t+32 A. Find the... more
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01/30/17

Jamie made 8 1/4 cups of fruit punch for a party.Her guests drank 2/3 of the punch.How much fruit punch did her guests drink?
I need help with this one math word problem could you help me please?
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01/18/17

Help algebra
The population of a certain geographic region is approximately 127 million and grows continuously at a relative growth rate of 1.69%. What will the population be in 5 years? Compute the answer to... more
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01/18/17

lady walks out of store with $100 bill.
A lady walk in the store and steals $100 bill from register without owners knowlede. She comes back 5 minutes later and buys $70 worth of goods with the $100 bill. The owner gives her $30 in... more
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01/17/17

B received twice as many votes as A, C received 15,000 fewer votes than A if a total of 109,000 votes were cast how many votes did B receive
B received twice as many votes as A, C received 15,000 fewer votes
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01/16/17

find the equation of the line passing through (4,5) and :
perpendicullar to the line 13x - 6y - 11 = 0
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01/12/17

For a normal distribution with mean μ = 81.2 feet and standard deviation σ = 12.4 feet, find the 16th percentile.
For a normal distribution with mean μ = 81.2 feet and standard deviation σ = 12.4 feet, find the 16th percentile. 
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01/11/17

A normally-distributed population has a mean μ = 74 and a standard deviation σ = 11. For a set of samples of size 8 taken from this population, what is the z-va
A normally-distributed population has a mean μ = 74 and a standard deviation σ = 11. For a set of samples of size 8 taken from this population, what is the z-value for the proportion of the sample... more
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01/10/17

h(t)=-16t^2+80t
The equation h(t)=-16t^2+80t describes the height "h" of a ball thrown up in the air, where "t" is the time in seconds. How many seconds does it take the ball to reach the ground?
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01/09/17

Fruit drink A is 20% apple juice. Fruit Drink B is 40% apple juice. How much of each is needed to make 40 liters of drink that is 35% apple juice?
i need this for my math class by tomorrow please help me!!!
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01/09/17

how to solve this?
 At KBC Co., the nationally advertised brand refrigerator sold for $990, while the store brand sold for $560. If 50 refrigerators were sold for a total of $36,170, how many store brand... more
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01/09/17

Statistics question...help
The probability that Sandra gets a ride to work on any morning is 0.7. The probability that she gets a ride 3 times in a 5-day work week is , and the probability that she gets a ride at least 2... more
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01/08/17

If the supplement of the complement of an angle is fifteen less than twice the supplement of the angle, find the complement of the angle
It is a word problem about comp and supp angles.
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01/08/17

what happens if quarter 2 and quarter 3 are the same in a modified box plot?
 on my modified box plot, quarter 2 and 3 are both 6. How would this be graphed?
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01/07/17

which function has maximum value of 0?
A. f(x)=2(x+2)(x-1) B.f(x)=(x-1)2 -2 C.f(x)= (x-1)(x+3) D. f(x)=-(x+3)2 E. f(x)=-2x2-8x+3 F. f(x)=1/2x2-2
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01/07/17

which functions have a domain of all real numbers?
A. f(x)=2(x+2)(x-1) B.f(x)=(x-1)2 -2 C.f(x)= (x-1)(x+3) D. f(x)=-(x+3)2 E. f(x)=-2x2-8x+3 F. f(x)=1/2x2-2
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01/07/17

If a basketball player has a 70% chance to make each shot, what is the probability that he makes the next two shots in a row?
If a basketball player has a 70% chance to make each shot, what is the probability that he makes the next two shots in a row?
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