A methods and measurements analyst needs to develop a time standard for a certain task. In a preliminary study, he observed one of his workers perform this task five times, with the following results:

Observation 1 2 3 4 5
Time 84 76 80 84 76

What is the standard time for this task if the employee worked at a 25 percent faster pace than average and an allowance of 20 percent of the workday is used?

a. 80 seconds
b. 96 seconds
c. 125 seconds

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.

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