Achef plans to mix 100% vinegar with italian dressing. the italian dressing contains 7% vinegar. the chef wants to make 310 milliliters of a mixture that contains 19% vinegar. how much vinegar and how much italian dreessing should she use ?
vinegar: ? milliliters
italian dressing: ? milliliters

Let be the amount (mL) of the pure vinegar the chef will use, and the amount of dressing. She wants to end up with a 310 mL mixture, so

For each mL used of the dressing, 0.07 mL is vinegar, and the chef wants to end up with a 19% vinegar mixture, so

Now

fahrenheit

step-by-step explanation:

fahrenheit is more precise than celsius. the ambient temperature on most of the inhabited world ranges from -20 degrees fahrenheit to 110 degrees fahrenheit—a 130-degree range. on the celsius scale, that range is from -28.8 degrees to 43.3 degrees—a 72.1-degree range. this means that you can get a more exact measurement of the air temperature using fahrenheit because it uses almost twice the scale.

/

step-by-step explanation: