What allowe homo sapiens to become more successful hunters than the early humans that came before?

the amount of the purse is, $120.

tax rate =9%

first find the the total tax she paid on the amount is equal to the 9% of $120 i.e,

now,

total amount paid by shalika = $120 +$10.8 = $130.8

food chain i would say only because there is competition on getting food and survival