Help me guys please

Adaylily farm sells a portion of their daylilies and allows a portion to grow and divide. the recursive formula an=1.5(an-1)-100 represents the number of daylilies, a, after n years. after the fifth year, the farmers estimate they have 2225 daylilies. how many daylilies were on the farm after the first year?

Which statement describes surface features called maria on the moon

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m