In the chapter motion..the second equation is used to find displacement and time whereas the third equation is used to find velocity and displacement . My question is the first equation is used to find what NOTE:pls answer it only if u know the answer

Agroup of monkeys is trying to cross the river in a rowboat. the maximum buoyant force on the rowboat is 2,000 n. the weight of the rowboat is 1,000 n. each monkey has a weight of 150 n. how many monkeys can safely cross in the rowboat at one time? explain your reasoning, including any calculations you used to find the answer.