Example of mixing problems, How much of a 50% alcohol solution should we mi...

How much of a 50% alcohol solution should we mix with 10 gallons of a 35% solution to get a 40% solution? Solution Let x is the amount of 50% solution which we need.  It me

Linear equations, one no. is 7 more than another and its square is 77 more ...

one no. is 7 more than another and its square is 77 more than the square of the smaller number.What are the numbers?

Siquences, arithmetic , geometric , or niether ? 486 , 162, 54 , 18 , 6

arithmetic , geometric , or niether ? 486 , 162, 54 , 18 , 6

Hannah , What is 45y x 56y simplified?

What is 45y x 56y simplified?

Stephanie, a long distance telephone company charges 7 cents per minute or ...

a long distance telephone company charges 7 cents per minute or a 50 cent minimum charge per completed call, whichever is greater. Find the cost of a 1 minute call

Math, 1% of what number is 11

1% of what number is 11

Find the angles measure, 1 and 2 are supplementary and 1 = 72 find 2

1 and 2 are supplementary and 1 = 72 find 2

Linear Algebra, Find regular grammar for a(a+b)*(ab*+ba*)b

Find regular grammar for a(a+b)*(ab*+ba*)b

Vertical angles,

Multiplicity of the zero, The given fact will relate all of these ideas to ...

The given fact will relate all of these ideas to the multiplicity of the zero. Fact If x = r is a zero of the polynomial P (x) along with multiplicity k then, 1.   If th