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One boy from a group of eight boys left and a new boy with a weight of 56 kg joined the group, which resulted in an average weight of 2.5 kg has increased, what is the weight of the new boy?
5Q:
One boy from a group of eight boys left and a new boy with a weight of 56 kg joined the group, which resulted in an average weight of 2.5 kg has increased, what is the weight of the new boy?
- 138.5 Kgfalse
- 238 Kgfalse
- 336.5 Kgfalse
- 436 Kgtrue
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