HI i really need help. if 50 out of 100 cows die how many are left? OK NOW THAT I CAN TALK I REALLY IM STUCK IN THIS COMPUTER AND MY ADRESS IS *muffled screams and cries for help*

Option 1: $30 an hour plus a nonrefundable deposit of $50 option 2: $20 an hour plus a nonrefundable deposit of $75 kyle is renting a jetski for the day. if he can rent the jetski in one hour increments, what is the minimum number of hours must he rent the jetski for option 2 to be a better deal then option 1?

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years

Consider circle o, where and . m∠bpd °. °.