Carlos mixed 2/10l of orange juice with 1/8l of pineapple juice. determine a reasonable estimate of the total amount of juice carlos mixed.

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Step-by-step explanation:

we know that

To find the total amount of juice Carlos mixed, sum the liters of orange juice plus the liters of pineapple juice

Let

x------> liters of orange juice

y-----> liters of pineapple juice

z----> total amount of juice mixed

so

we have

substitute

Convert to decimal form

you need a common difference between consecutive terms to be constant, like 1,2,3,4 or 2,4,6,8, or 1,3,6,9