If mark uses 3 3/4 tablespoons of coffee to make 10 cups of coffee, how much would he need to make one cup of coffee?

3/8 Tablespoon per cup

Step-by-step explanation:

Our unit rate here is

3  3/4 Tablespoons

    10 cups coffee

Converting 3  3/4 to an improper fraction, we get 15/4 Tablespoons:

15/4 Tablespoons          15

 =   Tablespoons/cup

 10 cups coffee              40

Reduce this by dividing numerator and denominator both by 5:

3/8 Tablespoon per cup

relating to or denoting a system of numbers and arithmetic based on the number ten, tenth parts, and powers of ten.

step-by-step explanation:

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