1,469 Answered Questions for the topic Math Problem

Math Problem Math Help

02/24/16

The volume of industrial production increased ten times. What was the increase in percents?

This is a hard math problem.
Math Problem College Algebra Math Help

02/24/16

1,000% of 880 is the same as 60 percent of what number?

This is a hard math problem. 
Math Problem Math Equation Mathematics

02/24/16

Write the equation of the parabola with focus F(1,1) and directrix y=5

Write the equation of the parabola with focus F(1,1) and directrix y=5
Math Problem

02/23/16

solve for the variables

solve for the variables A through F using the digits 0 through 5. every digit should only be used once in each problem. A variable should have the same value everywhere it occurs and no other... more
Math Problem

02/23/16

Bob flips a coin. Rob draws the name of one weekday from a bag that has one slip of paper for each day of the week.

What is the probability of tails and a day not beginning with T or S?
Math Problem

02/22/16

I really get confused about the negative and positive signs.

So, lets say i would want to reflect (9,-5) over the x-axis, right after that i don't know to change the sign on 9 or to change 5 to a positive. Also, the reflection over the y-axis. There is also... more
Math Problem

02/21/16

You want to build a rectangular fence which is 8 feet longer than it is wide. the area enclosed by the fence to be 55 square feet. How wide is the fence

it's asking for the smaller side length of the rectangular fence
Math Problem Math

02/20/16

solution to this math question. 0+50x1-60-60x0+10=

I believe math question such as this are solved left to right. If no, you can get a different result. Please, confirm I'm right or set me straight.
Math Problem Math

02/18/16

Which of the following is the equation of the line that passes through the points ( - 3 , 4 ) and ( 6 , 7 ) ?

Which of the following is the equationof the line that passes through the points (−3,4)and (6,7)?  
Math Problem

02/17/16

Miss Garcia had 6 pounds of flour. she used 1/5 of it to make bread. how much flower was left?

Miss Garcia had 6 pounds of flour. she used 1/5 of it to make bread. how much flower was left?
Math Problem Hard To Do

02/17/16

15 cm equals how many millimeters

this is really cacheing me up in class please help  
Math Problem Math Calculus Maths

02/17/16

Find the sum of the serie

The serie  2/[(n+2)(n-1)]  (n starting from 3 until infinite)

02/16/16

Find the equation involving t whose solution tells you in which year 20 percent of the population are Lawyers.

In the year 1900, in the country Acirema, there were 100 Lawyers and 7 million people. Every 10 years, the number of Lawyers doubles, and the population increases by 2 million. Let t be the number... more
Math Problem Math Help Math Question

02/16/16

Express the total amount of money M she will receive for the shirts in terms of the number n of machines she decides to set up (assuming she sells all the shirt

A manufacturer wishes to make tee-shirts for the band Dixie Chicks. They sell for $14 each. She must deliver all the tee-shirts in 20 days time. The manufacturer will first set up some machines.... more
Math Problem

02/14/16

A city's population is 700 and growing at 3 % a year.

A city's population is 700 and growing at 3 % a year. (a) Find a formula for the population, P , at time t years from now assuming that the 3 % per year is: (1) An annual rate (2) a continuous... more
Math Problem Math Calculus

02/11/16

Difference of cubes?

how solve x^6 -64 using difference of cubes.   The answer is (x-2)(x+2)(x^4+4x^2+16)   thankyou
Math Problem Math

02/10/16

Absolute value Question

how to solve the following absolute values.   E=element A.     l-x^2+4x-5l     the answer is -(-x^2+4x-5) if x E (-infinity,+infinity) B.     lxl + lx+3l        the answer is 2x+3 if x is E (0,... more
Math Problem Math Help

02/10/16

Graphics charge 5$ setup fee plus 3$ per copy. She can spend no more than $62 for copying her blueprints. What number of copies will allow to stay within budget

select correct choice A. myra can make at least.... Copies B. myra can make .... Or fewer copies
Math Problem

02/09/16

The letter Y minus the letter x equals 4

Please answer using direct variation

02/08/16

Express the total cost C in terms of the height h in meters.

An aquarium with a square base has no top. There is a metal frame. Glass costs 9 dollars/m^2 and the frame costs 5 dollars/m. The volume is to be 20 m^3. Express the total cost C in terms of the... more
Math Problem

02/08/16

our difference is 2 we have a sum of 12 what number are we blank and 7

our difference is 2.we have a sum of 12 what number are we _ and 7
Math Problem Math Help

02/08/16

Heidi left a 22% tip of 4.62$ on a meal. What was the cost of the meal before the tip? What was the total cost of the meal including tip?

Cost of Meal before tip  cost of meal including tip 
Math Problem

02/07/16

Help with math?

Reese is using a coin to predict the gender of the puppies born to her dog. According to Reese’s model, which is the probability that a litter of 5 puppies will be all males?a)1/2b)1/10c)1/16d)1/32
Math Problem

02/06/16

Evaluate (81.7251 x 20.739)squared -52982 to two significant figures show all working and express in standard form

The answer given to the problem is -5×10 to the power of 4. I do not understand how they get this solution

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