03/31/18
kiara has $20 to spend. She wants to buy a book for $12 and spend the remaining money on name tags for her luggage. Each name tag costs $2. Which inequality be
A 12x +2 < 20
B 12x -2 > 20
C 2x + 12 < 20
D 2x - 12 > 20
03/31/18
Is there any logical proof or derivativation for area of a square
Area of a square =a2
How was this formula derived ?
03/31/18
An element with mass 310 grams decays by 5.7% per minute. How much of the element is remaining after 9 minutes, to the nearest 10th of a gram?
math help
The area of a circle is 212 square feet. What is the area of a quarter circle with the same radius?i need help on this
i need to find the area of the circle
03/29/18
a fish store has 4 tons of fish food. How many months would it take them to use it all if they used 1/2 of a ton every month?
I need help with this question
03/29/18
If the rectangle is enlarged by a scale factor of 2.5, what will be the area of the enlarged rectangle?
if the rectangle is enlarged by a scale factor of 2.5 then what will be the area of the rectangle
Ratio question
The scale on a map is 1:25000. How many kilometres on the ground is represented by 7cm on the map
03/29/18
How do you calculate the surface area of a cylinder if the volume was the only given variable in a problem?
The given volume is 60 in3. That’s it.
03/29/18
Using bedmas to figure out the answer to 5-5x5+5= isn't it by bedmas that you only use mas due to the fact there is no bed? So it would be 5x5=25+5=30-5=25
Using bedmas to figure out the following.. . -5 5x5+5= wouldnt it be
5x5=25+5=30-5=25???
03/28/18
Math Word Problem
Consider the function f(x)=-1/2x+51. Write an equation for the inverse of f(x)2. Use composition to show that f(x) and the equation you wrote are inverses3. Sketch a graph of f and its inverses4....
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03/28/18
carol at 330 pounds of vegetables last year. How many ounces did she eat per day?
round your answer to the nearest whole number
03/28/18
A woman earns 2600per month and budgets 260 per month for food. What percent of her income is spent on food?
what Is the percentage to this word problem? How do I solve it step by step?
03/28/18
Two times a number minus half the original number is 18. what is the original number?
I am trying to make it into an equation but i can’t.
03/28/18
How many liters of a 70% acid solution must be added to 16 liters of a 5% acid solution to produce a 18% acid solution?
Math
The length of a rectangle with area 38 in2 depends on its width. Write the formula that describes the length of the rectangle as a function of its width.
If the width of the rectangle is w, then the length l =
03/28/18
Jennifer worked 60 hours in June, and her total sales were $8,625. Find the amount she earned from commission in June and the hourly wage she is paid.
Jennifer works at a bookstore. She earns an hourly wage plus 4% commission on her monthly sales. Her total earnings for June, July, and August are shown. In June she earned $ 1,005. In July she...
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03/28/18
A cyclist rode 3.75 miles in 0.3 hours. How fast was she going in miles per hour?
I don't understand this problem.
03/28/18
They received $300 including a 20% tip. What was the amount before the tip.
I am supposed to answer this using a double number line.
03/28/18
what is 0.01 less than 7.38
i don't know what it means and i need some help on it i came to this site to get help
03/28/18
John collected 3.25 pounds of cans Paul collected 6 and one third pounds of cans and George collec 11 and one sixth . What percent of cans did George collect
i just need help with the questions
03/28/18
what is the product of the two resulting integers
The sum of two consecutive integers is -15. one is added to the smaller integer and two is subtracted from the larger integer
03/28/18
There are 8 ballet classes for very 12 hip hop classes. How many hip hop classes are there for every ballet class
I need help with this problem. 7th grade math!
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