How are percent diagrams used to solve real-world problems

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Is this right? 3/4*5/9 = 5/12 in lowest terms

Determine the number of x-intercepts that appear on a graph of each function. f (x) = (x + 2) (x - 1) [x - (4 + 3i) ][x - (4 - 3i) ]

Which property of addition is shown? (3 + 9) + 8 = 3 + (9 + 8)

An initial investment of $100 is now valued at $150. The annual interest rate is 5%, compounded continuously. The equation 100e0.05 = 150 represents the situation, where t is the number of years the money has been invested.

What is the coefficient of x in the expression x-2

A number is at most - 7

The difference of two numbers is 3. Their sum is 11. What are the numbers?

Paula's dog, Toby, weighs 85 pounds. 1 pound (is about) 0.454 kilograms To find Toby's weight in kilo, what conversion factor should you use?

The larger of two numbers is five more than twice the smaller number. The sum of the two numbers is 38. Find the numbers.

A diagonal shortcut across an empty rectangular lot is 97 feet. the lot is 72 feet long, what is the other dimension of the lot