How long will it take $5,000 to double in an account that pays 5.6% simple interest? Round to the nearest year.​

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost. swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

Hi, can anyone show me how to do this problem? 100 points for this. in advance

I’m not good at math can i have ? ?