01/20/17

Jennifer has 12 nickels and dimes. The value of her coins is 1$

How many dimes would you need if you have 12 nickels to make a dollar   

01/20/17

Inversing a cubic function

I'm needing to inverse a complex cubic function f(x)=(15-2x)(20-2x)(x).   Is there a way to do this without diving into calculus?

01/20/17

Let ABC be an isosceles triangle with AB=AC.Suppose that the bisector of angleC meets AB at D and that angleA is 100.if BC=2017, FIND AD+CD

I could find AB and AC with the help of trigonometry. But still I am struggling.. I have been trying to do this for about a month.. All I need is a guideline

01/20/17

Mike owns 7 different mathematics books and 6 different computer science books and wish to fill 5 positions on a shelf

Mike owns 7 different mathematics books and 6 different computer science books and wish to fill 5 positions on a shelf. If the first 3 positions are to be occupied by math books and the last 2 by... more

01/19/17

Find the value of 3

Use the given function:f(x) = {x+3,−x/3,if 0≤x<2if 2≤x≤5Find the value of f(3).

you can buy three t-shirts for $24. write and solve a proportion that gives the cost of 7 t-shirts

it is about writing and solving proportions

How to study for an intro to chemistry final that is tomorrow

I am nervous about my exam tomorrow. What are the most important things for me to study for a physical science 1 advanced test?

01/19/17

suppose the cpi was 108.3 in december 2006. what would this meaan if 2002=100?

i need help with this math problem

01/19/17

Low tide is 1 ft below avg. water level.High tide is 5 ft higher then low tide.Write the integer representing avg water to high tide.

Low tide is one foot below the average water level.High tide is 5 feet higher than low tide. Write an integer that represents the average water level relative to the high tide

01/19/17

Percentages

If you spin a spinner 400 times, about how many times will the spinner land on a number less than 4. Will it land on a number less than 4 exactly this number of times or about this number of times.

The ratio of a bunkbed's weight to the weight it can bear is 3:13. How many 70-lb children can a 60-lb bed hold?

I am trying to figure this problem out but I can't seem to do it.

01/19/17

given tanθ= (-12)/35 and sinθ>0 find cosθ

answer choices: A cosθ = (-35)/37 B cosθ = (-12)/37 C cosθ = 12/37 D cosθ = 35/37

01/19/17

use the fundamental trigonometric identities to determine the simplified form of expression secB/cscB

answer choices: A sinB B cosB C tanB D cotB

01/19/17

A rectangle has a perimeter of 50 meters and a side length of l

I can figure out what to do in the question 

The law states when the right of way must be yielded

i need help with some work 

What number must be added to the numerator of 1\12 to produce the fraction 5\6 ?

What number must be added to the numerator of 1\12 to produce the fraction 5\6?  

Find the value for k for which the quadratic equation x2+5x+k=0 has no equal roots

well i need help regarding this question.   Find the value of k for which the quadratic equation x2+5x+k=0 has no eual roots. please help. i m stuck at this for countless minutes.

01/19/17

If 12% of x is equal to 6% of y, then 18% of x will be equal to how much percent of y

12% of x = 6% of y   18% of x = ? 

01/19/17

Problem solving with two and three variables

Mary works part time selling both hats and scarves. One week she earns $114.00 by selling 8 hats and 10 scarves. The following week she sold 12 hats and 6 scarves, and earned $108.00. How much does... more

01/19/17

Problem solving

what is the two digit number which satisfies the following Conditions ?    a) the tens digit is larger than the units digit b) the sum of the digits is 11  c) if the digits are reversed and the... more

01/18/17

the diffrence of two numbers is 3. their sum is 13. find the numbers

 how would i solve this?

01/18/17

Are you able to determine the square root of a geometric picture of a perfect square 25?

Need to determine the square root of a 5X5 quadrilateral? If it's possible? 

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