03/28/16

The bacteria in a certain culture double every 7.3 hours. The culture has 7,500 bacteria at the start. How many bacteria will the culture contain after 5 hours?
The bacteria in a certain culture double every 7.3 hours. The culture has 7,500 bacteria at the start.How many bacteria will the culture contain after 5 hours?
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03/27/16

find the slope-intercept form of the equation
A cab company charges a base rate of $2.00 plus 20 cents per minute. Let y be the cost in dollars of using the cab for x minutes. Find the slope-intercept form of the equation
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03/27/16

X + 4 greater then or equal to 9
X + 4 ≥ 9
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03/27/16

what is an that describes a problem as a function of the side of the square when the area is 47
what is an equation that describes a problem as a function of the side of the square when the area is 47
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03/27/16

Suppose a person drink 8 glasses of water per day and each glass contains 3x100 mL of water.
(a) How many milliliters of water does the person drink in 10 years? Use 365 day per year and express your answer using scientific notation? (b) Of the units milliliters and liters, which is more... more
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03/27/16

A rotating water sprinkler makes one revolution every 15 seconds. The water reaches a distance of 5 metres from the sprinklers.
what is the arc length of the sector watered when the sprinkler rotates through 5pi/3?
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03/27/16

If 4/5 of P is 48,what is 3/5 of P?
Thisis a test question I need help with
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03/27/16

use the given information to find the values of the remaining five trigonometric functions
cot(x)=(1/2), π<x<(3Π/2)  
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03/27/16

How many solutions exist for the system below?
How many solutions exist for the system below? In two or more complete sentences, give the solution and explain how you solved the system?   y=-2x+3 y=-2(3^x) here is the... more
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03/27/16

I have to solve the equation and answer the question asked
A car rental agency charges $250 per week plus $0.20 per mile to rent a car. How many miles can you travel in one week for $390?
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03/27/16

I need help to express the statement as an algebraic expression.
Sam Roberts used to type p words per minute. After taking an advanced typing course, his speed increased by 70 words per minute. Write an expression that represents his new typing speed
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03/27/16

the garden is a regular hexagon each side is 4 meters long the garden will be divided into 6 equilateral triangles what is the approximate surface area
all work needs to be shown. the 6 equalteral triangles will have a different typr of flower planted in each triangle
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03/27/16

the speed of a car increases by 2 kms after every one hour. if the distance travelled in the first one hour was 35 kms what the total distance travelled
the speed of a car increases by 2 kms after every one hour. if the distance travelled in the first one hour was 35 kms what the total distance travelled in 12 hours   please explain me
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03/27/16

A truck covers a distance of 550 meters in 1minute whereas a bus covers a distance of 33 kms
A truck covers a distance of 550 meters in 1minute whereas a bus covers a distance of 33 kms in 45 minutes the ratio of their speeds is   now i convert 33 kms to meter so 33000... more
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03/26/16

For what value(s) of x is f(x) = -7?
f(x) = {(-14,-7), (11,11), (-5,17),(10,-5)}
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03/26/16

Write an equation of the line satisfying the given conditions. Write the answer in slope-intercept form.
The line passes through the point (-9,-16) and has a slope of 2. 
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03/26/16

Solve the following equation; 3 to the power of x = 50.
I'm completing a revision exercise as test prep and I just cannot get it to work out. Please help...
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03/26/16

a car is moving at a constant speed travels 88 feet in 2 seconds.use a proportion to find how many feet it travels in one minute
7th grade standards based
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03/26/16

determine if the ordered pair is a solution to the linear equation
7x-2y=8; (1,-1)  
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03/26/16

Maths Question
What is the diameter, to the nearest tenth of a meter, of a circle whose area is 15.9 square meters?   1.    5 meters   2.    2.3 meters   3.    4.5 meters   4.     9 meters
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03/26/16

How to write an equation to represent minnies allowance
Minnie and Max are twins. Each of them receives a $5.00 allowance. Minnie wants her allowance to increase by $2.00 each year. Max wants his allowance to increase by 30 percent each year.  Write... more
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03/25/16

Find the component form of a vector with initial point (2,-1,7) and terminal point Q(-2,3,-5)
Find the component form of a vector with initial point (2,-1,7) and terminal point Q(-2,3,-5)   I have tried to find the sides and use Heron's formula but I just can't get it.
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03/25/16

BD bisects ABC, DBC=10x, ABD=4x+15 . Find DBC
BD bisects ABC, DBC=10x, ABD=4x+15 . Find DBC
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03/25/16

What is the minimum score required for admission?
Suppose ACT Mathematics scores are normally distributed with a mean of 20.8 and a standard deviation of 5.4. A university plans to admit students whose scores are in the top 30%
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03/25/16

The area of a rectangle in square feet can be represented by x2 + 24x + 44. The length is (x + 22) ft. What is the width of the rectangle?
 The area of a rectangle in square feet can be represented by x2 + 24x + 44. The length is (x + 22) ft. What is the width of the rectangle?
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