10/05/16

A car traveled 2000m in 200 seconds, what was the average velocity of the car
What was the average velocity of the car
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10/05/16

Permutation Question
A class has 6 students randomly divided into two teams A and B. what is the probability that the three sunners in team A will come first second and third?   Will the answer be 3!/6! or (3!3!)/6! ?
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10/05/16

A rectangular lot is 60 yards wide and 100 yards long. Give the length and width of another rectangular lot that has the same perimeter but a larger area.
How do you solve this question?
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10/05/16

A motorcycle traveling at 60 miles per hour overtakes a car traveling at 30 miles per hour that had a three hour head start.
How far from the starting point are the two vehicles?
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10/04/16

prob stats
Suppose you just received a shipment of thirteen televisions. Two of the televisions are defective. If two televisions are randomly? selected, compute the probability that both televisions work.... more
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10/04/16

Parabola's vertex and axis of symmetry
identify the parabola's vertex and axis of symmetry, and state if the vertex is a minimum or maximum   p(x) =6/5(x-5)2 -4
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10/04/16

M is the midpoint of RS. Find the length of segment RM if RM = 16x +4 and MS = 20x - 8.
M is the midpoint of RS. Find the length of segment RM if RM = 16x +4 and MS = 20x - 8.
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10/04/16

(v(3)-v(5) multiplied by (4v(3) -2v(5)
simplify the expression. assume x and y represent nonegative real numbers
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10/04/16

4(vx+5) +5)^
perform the indicated operations and simplify your answer   thank you
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10/04/16

An unfair coin with Pr[H]=0.22 is flipped. If the flip results in heads, a student is selected at random from a class of 12 boys and 10 girls. Otherwise, a stud
We practiced this problem once in class and didn't understand it. Could anyone explain this tree for me?
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10/04/16

prob stats
The grade appeal process at a university requires that a jury be structured by selecting four  individuals randomly from a pool of five students and eleven faculty.? (a) What is the probability of... more
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10/04/16

Aubra and Tony are rounding the number 1.65 to the nearest tenth.
Aubra and Tony are rounding the number 1.65 to the nearest tenth. On a number line they see 1.65 is exactly halfway between 1.6 amd 1.7. Aubra says to round to the greater value, 1.7. Tony says... more
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10/04/16

Find the measures of the three angles.
One angle of a triangle is 45° greater than the smallest? angle, and the third angle is 5° less than twice the smallest angle. Find the measures of the three angles.
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10/03/16

If Joe puts 2 3/4 gallons of water into his kiddie pool every minute for five minutes. A the end of five minutes, how many gallons of water will be in the pool?
I'm in seventh grade in first period and I'm terrible at math I really need help. I'm making test corrections and I don't know how. Help?
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10/02/16

How fast is each snail crawling?
Two snails are 450 centimeters apart. They crawl toward each other at rates that differ by 22cm/min. After 25 minutes, they meet. How fast is each snail crawling?
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10/02/16

For the following system to be consistent, (-5x+3y+3z=4, 7x-2y+kz=-4, -1x+5y+17z=5) we must have, k?
 what can k not equal in order for the system to be consistent? 
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10/02/16

-5(x+9)= -9(t+6)
Please help me answer this.
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10/02/16

how do I find the x intercept and one other point if i use 3x - 5y =10
Help! i can't figure this out!
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10/02/16

lim x?0+ (8/x - 8/|x|)
lim x→0+ (8/x − 8/|x|)
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10/02/16

6 bottles of Coke cost $2.09. At this rate, how much should 32 cans cost?
6 bottles of Coke cost $2.09. At this rate, how much should 32 cans cost?
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10/02/16

How many bits are required to count upto decimal 1 million?
Programming ... How can we find numbers of bit of a number
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10/02/16

The mean of 10 numbers is 6.9. if I add one more number, the mean becomes 6. What number was added to the original list of 10 numbers?
The mean of 10 numbers is 6.9. if I add one more number, the mean becomes 6. What number was added to the original list of 10 numbers?
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10/02/16

find the determinant
if  det   a    c              b    d   = 5 what is det   2a    3d                    2b    3c    
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10/01/16

probabality
approximately 27% of calls to airline result in reservation. Suppose 10 operators handle 10 calls. What is probability that none of 10 calls result in reservation?
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10/01/16

How do you find the inverse of x^2+4x-1?
I know i substitute x for y then solve for y.
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