PLEASE HELP A rental company charges $75 per hour for a jet ski plus $5 fee for a life jacket. What would the cost be for 2 life jackets and 2 jet skies for 8 hours?

Step-by-step explanation:75 + 75= 150 150+10= 160

answer: 20

step-by-step explanation:

step-by-step explanation:

the original amount doesn't ''re just looking for the time it takes for 1/2 of the substance to we have

(1/2) =)     take the ln   of both sides

ln (1/2)   = )   and we can write

ln(1/2) = ) lne     and lne   = 1     so we have

ln(1/2) = -.1092t     divide both sides by -.1092

t = ln(1/2)/-.1092 = about 6.347 days = about 6.3 days (rounded)