06/23/16

Write the ratio as a fraction in lowest terms.
2 2/3 to 1 5/8
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06/23/16

A contractor claims that their soundproofing will remove 94% of the sound intensity inside the room.
If 94% of the sound intensity inside the room is removed, the new sound level will sound what %as loud to people in the room?Round your answer to the nearest 1%
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06/22/16

If f(X)= 3x+5 and g(X)= X-1, then g[f(-3)] = ??
I'm having a little bit of trouble with understanding these kinds of problems 
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06/22/16

how does one solve: 2+(3+5y^4)^6
the order of operations says to solve what is within the parenthesis first but the rules of exponents says we would handle the outside exponent (6) first. 
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06/22/16

concept of probability
If there is 50% chance on rain on Saturday and 50% chance of rain on Sunday. Then how many chances that it will be rain once in a weekend ?   Please explain briefly
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06/22/16

how many different license plates are possible if each contains 4 letters (out of 26 letters) followed by 4 digits (from 0 to 9)
Finite question involving combinations
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06/22/16

I am having hard time with this maths problem.
Mile who rides a bike is 4 times faster then Kylie who is walking. If Kylie starts walking 30 minutes before Mile , how long will it take Mile on his bike to catch up to Kylie?
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06/21/16

(4*(7/2))+((7+3)*(1/2))
Is the final answer twenty? I think i did the order correctly and that is my answer
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06/21/16

if a discriminate of and quadratic equation is equal to 0 how many real solutions does the equation have
how many solutions
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06/21/16

What is the equation of a line, in general form, with a slope of -2 and a y-intercept of 8?
i dont understand  
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06/21/16

How to find distance between parallel lines
Explain formula to find distance between two parallel lines
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06/21/16

The sentence that defines the value of the unknowns in a problem is called?
The sentence that defines the value of the unknowns in a problem is called? I'm working with math problem solviving
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06/21/16

I have a 2p coin and a unlimited supply of 5p coins. what values can I make?
How do these values relate to the fives times table?
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06/20/16

Math Help Please!!
Scientists at the local university are studying a highly toxic radioactive compound. They have a 200-g sample. They will place this compound in a chamber to be tested. After 3 h, 140 g of the... more
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06/20/16

what is 4b-5-10b-8
I need solve combining like terms to solve the problem
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06/20/16

If p varies inversely to w and p equals 4/7 when w equals 1/12 then what does p equal when we qualms 1/21
I just can't seem to get this concept 
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06/20/16

Given the following set of data, find the quadratic regression equation. (-3,-31), (-2,-24), (-1,-18), (0,-12), (1,-14), (2,-21), (3,-32)
please help
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06/20/16

What is Mr Smith average wage per day?
Mr Smith works for car factory for 3 days . For the first day ,he earns $120 and every following day he earns one and a half of his previous day.What is Mr Smith average wage per day?
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06/20/16

determine if the equation defines y as a function of x: y2=x2
determine if the equation defines y as a function of x: y2=x2
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06/20/16

determine whether the relation is a function: {(3,4), (4,5), (5,6)}
determine whether the relation is a function: {(3,4), (4,5), (5,6)}
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06/20/16

How many toys must be made to minimize the production cost?
Formula : C(t) = 0.2t2 - 10t + 650
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06/20/16

quadratic equation
find a quadratic equation having the given solutions. 2,7   ___ = 0   Type an equation whose terms have 1 as their greatest common? factor.
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06/20/16

Explain the connection between lining up the decimals to add decimals and finding a common denominator to add fractions. Use the problem 0.3+0.11.
This is for a prealgebra class that I am taking over the summer.
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06/20/16

A box is to be constructed with a rectangular base and a height of h cm. The length, l, of the box is 10 cm, and the width, w, is twice the height. Which quadra
i can not figure it out im always getting wrong answer
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06/19/16

Find the end behavior for the following: 1. y=(3x+9)^2-10 2. y=-(3x+12)^2+1 3. y+x^2=-8x-13
please help
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