please whose rank is genius and ace please answer this


Raghu bought bead in 4 colors blue, red, green, and black. 28%of the beads are blue. the number of red beads is 5/7 of the number of blue beads. the number of green beads is twice the number of red beads. if there were 224 more blue beads than black beads. how many beads did Raghu buy?​​