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Rainbow Rainbow

Class 10th
Maths
2 years ago

1975 में कौन सा आविष्कार किए गए था? (A). रुबिकस क्युब (B). ईथरनेट (C). मोबाइल फ़ोन (D). एटीएम

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Dileep Vishwakarma

2 years ago

Rubik knows a thing or two about success. He was obsessed with puzzles and solving problems as a kid. He invented the cube in 1975, and when it was first sold in Hungarian toy shops in 1977 it flew off shelves.0

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