Ребята помогите! 264м. выразить в км!

Вставьте в пропуски подходящие по смыслу устойчивые выражения или словосочетания, частью которых является слово «hand».
1) He liked nuts, that's why he always kept some _________.
2) This carpet is very expensive as it's made _________.
3) It is disputable: _________ we are interested in his sporting achievements but _________ education is no less important.
4) These were times of poverty, people lived from _________ .

помогите решить...sin t* cos t* ctg t - 1