11/11/15
Evaluate C(38,25)
Use scientific notation. Round to three decimal places as needed. Use the multiplication symbol in the math palette as needed.
11/11/15
How much did each waiter earn if they earned a total of $900?
Three waiters at a local restaurant earned different amounts of money the past week. Jenifer earned $40 less than twice the amount Tony earned.Chris earn $60 more then Tony. How much did each...
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11/10/15
Algebra 2 help?
I keep getting the wrong answer for these questions. If someone could please help that would be great.Thank you!!1. The annual Gross Domestic Product (GDP) of a country is the value of all of the...
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11/09/15
h(t)=-4.9t^2 + 100t+206
NASA launches a rocket at t=0 seconds. Its height, in meters above sea-level, as a function of time is given by
h(t)=−4.9t^2 +100t+206 . A) Assuming that the rocket will splash down into the...
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11/09/15
Tell me the dimensions and the maximun total area
A rancher has 320 feet of fencing to enclose two adjacent rectangular corrals.
a)What dimensions will produce the largest total area? (separate by commas)
b) What is the maximum total area?
11/09/15
Find the formula
Find the formula for the parabola through the points (-1,0) , (3,0) and (0,6).
angles and measures
I have 1 more if that isn't being a bother.
Two angles are complementary if the sum of their measures is 90. Find the measures of the two if one angle is 5 times the other angle.
Thank you, Thank...
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11/08/15
Algebra 2 help?
Thank you so much, would you happen to know the answer to these?1. A radio active isotope decays according to the exponential decay equation where t is in days.Round to the thousandths place.For...
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11/08/15
Algebra 2 help?
1. The Mendes family bought a new house 7 years ago for $119,000. The house is now worth $189,000. Assuming a steady rate of growth, what was the yearly rate of appreciation? Round your answer to...
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11/08/15
Algebra 2 help?
A radio active isotope decays according to the exponential decay equation where t is in days.Round to the thousandths place.For the half life: The half life is the solution (t) of the equation :...
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11/08/15
statistics
consider a die is rolled once determine the following probabilities.
1.event of rolling a 2
2.event of getting an even number
3.event of getting a number less than 7
4.event of rolling a...
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11/06/15
stats question
The average age of a vehicle registered in Canada is about 97 months. If a random sample of 47 vehicles is selected, find the probability that the mean of their age is between 100 and 103 months....
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11/06/15
help please :)
Perform these operations:
A) √12x^5 - √18x - √300x^5 + √98x
B) ³√2 (³√12x - ³√2x)
...
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help please :)
Simplify these expressions (solve all please):
A) √27xy5
12x5y³
B) ³√x^5 y^-2
8x^2 y^2
C) (2x^1/2 ÷ y^1/3)^-6
D) (-27x^9)^1/3
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11/06/15
A basket contains 7 apples, of which two are rotten. A sample of three apples is selected at random. In how many ways can two rotten apples be chosen?
A basket contains 7 apples, of which two are rotten. A sample of three apples is selected at random. In how many ways can two rotten apples be chosen?
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Sequences, Arithmetic and Geometric Progressions
Solve the ff: using the formula for sequences. 1. Given a sequence of numbers: 1 , 5, 9…….. Find : a. the 15th term b. the sum from first to 15th term. 2. Given 3, 9, 15………. Find : a. the 20th term...
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11/04/15
if she charged $70 per ticket and sold 2000 tickets, how many tickets can she expect to sell at $50
The maximum price is $151 250.
Quadratics Math 2200.
What statistics formula would apply in the following situation:
An archer shoots arrows at a target, at either 40 yards (80% of the time) or at 60 yards (20%) and either right-handed (60% of the time) or left-handed (40%). After thousands of trials, her overall...
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11/04/15
Can you help me solve this, step by step?
Triathlon: You travel 185.5 miles while swimming, biking, and running in a triathlon. Diagram shows the following;
Swimming = 2 miles/ 15 mins.
Biking= 16 mikes/ 45 mins.
Running= 6 miles/ ?...
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11/04/15
Given Y 3 = and if Y = 2 when T = 6 and x = 2 , then find Y when x = 9 and T = 36.
Given Y 3 = and if Y = 2 when T = 6 and x = 2 , then find Y when x = 9 and T = 36.
11/03/15
Roll two dice. What is the chance the sum of the two dice is 7? What is the chance the sum is not 7?
Finite math and probability is so hard to me. Please explain this to the best of your ability.
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11/02/15
Not sure how to do this
The number of bacteria in a culture is increasing according to the law of exponential growth. After 2 hours, there are 100 bacteria, and after 5 hours, there are 800 bacteria. How many bacteria...
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