To make a grey paint the ratio is 1: 3 white to black. to make 24 litres of grey paint, how much white and black paint do we need?

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?

Ineed if you could explain and give me the answer you! this needs done

Nine more than four times a number is the same as one less than twice the number. find the number?