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answer 11
ReplyDelete555, 444, 333-------------------- 3 nos.
55... --------------------------------9 nos.
44... ---------------------------------9 nos.
33... ---------------------------------9 nos.
22... ---------------------------------9 nos.
5..... --------------------------------- 6 nos
4..... --------------------------------- 6 nos.
3..... --------------------------------- 6 nos.
2..... --------------------------------- 6 nos.
total = 3 + 9 x 4 +6 x 4 = 63
Why not 222 ?
ReplyDeletethank you so much!!! this was really very helpful
ReplyDelete