Problema Solution
Save $1 first week, $2 second week, $3 third week, etc. How much $ after 52 weeks?
Answer provided by our tutors
after 52 weeks you will have:
1 + 2 + 3 + 4 + ... + 52 = (1 + 52) + (2 + 51) + ...+ (25 + 28) + (26 + 27) = 53*(52/2) = $1,378
after 52 weeks you will have $1,378.