Neena bought a packet of 120 beads. She used 
of the beads to sew onto a bag and 
of it to sew onto a top. She then sewed the rest of the beads onto several scarves.
(A) How many beads are used in scarves?
(B) How many more beads are used to sew a bag than a top ?
| (A) | (B) | |
| A | 30 | 70 |
| B | 40 | 60 |
| C | 30 | 60 |
| D | 40 | 70 |