05/05/16

Help please
A retired couple has $180,000 to invest to obtain annual income. They want some of it invested in safe Certificates of Deposit yielding 7%. The rest they want to invest in AA bonds yielding 11% per... more
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05/04/16

PROBABILITY PLZ HELP:(
CONSIDER A REGULAR DECK OF CARDS WITHOUT THE JOKERS. CARDS ARE REPLACED AFTER EACH DRAW. FIND THE PROBABILITY OF EACH OF THE FOLLOWING.   P(pair of kings) P(a diamond and an eight)   USE THE... more
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05/03/16

After spending 3/8 of his money on Lego's,mason had $50 left.how much money did mason have at first?
I don't get it.
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05/03/16

A rectangular solid has dimensions 4 x 5 x a. If the volume is 100, what is the measure of a, what is the surface area, and what is the length of the diagonal?
Please help, I have no idea how to solve this.
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05/03/16

Rewrite the expression logbase 2(x+3)logbase2(y-3)logbase2(z)
I need help in rewriting this equation as a single logarithm logbase2 A. So then the function A=____?   Thanks! 
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05/02/16

Ten melons weigh 17 1/2 pounds. What is the average weight of each melon
Just tell me please
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05/02/16

a box of 30 tennis balls contains 15 green balls and 15 yellow balls.
a box of 30 tennis balls contains 15 green balls and 15 yellow balls. if 5 balls are selected at random, what is the probability that 4 balls are green and 1 ball is yellow?
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03/22/16

I need to create a hierarchy using the words right triangles pentagons polygons rhombuses triangles plane fugures quadrilaterals and parallelograms tree diagram
im not good at shapes
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10/17/15

What is the distance between-2.50 and -5.75 on a number line
i need help on this question on my homework   
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12/04/14

Chemistry Homework, need some help
If 29.5 moles of an ideal gas is at 2.29 atm at 32.70 °C, what is the volume of the gas?
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12/04/14

Math Equation
A rectangular rug is placed on a rectangular floor. The width of the floor is 6 feet greater than the length, x, of the floor. The width of the rug is 4 feet less than the width of the floor. The... more
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12/04/14

vertex form of -3x-4x-9
I need to identify the minimum or maximum point of the problem F(x)= -3x-4x-9. essential I need to find the vertex form of this problem.
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12/04/14

Given that f(x)=ax^2+bx+c, what is the formula for the x-coordinate of the vertex of the parabola?
Given that f(x)=ax^2+bx+c, what is the formula for the x-coordinate of the vertex of the parabola?
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10/18/13

Empirical Rule: Mean is 84 with a standard deviation of 7. Approximately how much is between 63 and 98?
I would like to know how to go about getting the answer to these questions.     1. Empirical Rule: Mean is 84 with a standard deviation of 7. Approximately how much is between 63 and... more
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10/17/13

True or False and how do you find the answer.
Suppose that a judges decisions follow a binomial distribution and that his verdict is correct 90% of the time. In his next 10 decisions, the probability that he makes fewer than 2 incorrect... more
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10/03/13

how do i factor this in a simple way?
factor (x-1)^3
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10/02/13

My equation is -2/9=x5/6
I need help solving this
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10/01/13

HELP ME OUT PLEASE SOLVE IT
Determine whether the ordered pair is a solution to the given linear inequality:x≤ -2 (a) (0,0), (b) (-1,3), (c) (-2,19), (d) (-5,-4)
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09/30/13

A company offers cash discounts of 4/10,2/20, net 30. An invoice is dated July 27th amounting to 4465.97. If the invoice is paid on August 10
What is the amount need to pay the invoice?
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09/30/13

A gambler bets $1 on the number "19" 1600 times in roulette. This bet pays 35 to 1. What is the give-or-take on the estimate of his winnings?
a. $184.25b. $96.58c. $230.50d. $84.36e. $23.50
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09/29/13

Variation equation
If y varies directly as x, find the constant of variation k and the direct variation equation for the situation. y=3 when x=6
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09/28/13

HELP ME OUT PLEASE SOLVE IT..............
is this line that passes through (-6,2) and (4,8)parallel to the line -3x+5y=15?
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09/28/13

You roll a die 5 times. What is the probability that:
a. The number 1 is rolled each time? b. An odd number is rolled each time?
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09/28/13

Two marbles are drawn, without replacement, from an urn containing 4 red marbles, 5 white marbles, and 2 blue marbles. Determine the probability that:
a. Both are red. b. The first marble drawn is red, and the second is blue. c. The first marble drawn is blue, and the second is red. d. One of the marbles is red and the other is blue.
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09/28/13

how would i solve step by step -3x+4y=8
Need to find graph the points.
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