Seven workers

Seven workers clear the glade in 22 hours. How many workers would need to be done in 8 hours?

Result

n =  20

Solution:

n1=7⋅ 22/8=774=19.25 n=⌈n1⌉=⌈19.25⌉=20n_{ 1 } = 7 \cdot \ 22/8 = \dfrac{ 77 }{ 4 } = 19.25 \ \\ n = \lceil n_{ 1 } \rceil = \lceil 19.25 \rceil = 20

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