Exercise 12 A Q 1 Selina Mathematic Class 6, A train covers 51 km in 3 hours. Calculate its speed. How far does the train go in 30 minutes?
Selina concise maths solution class 6
Exercise 12 A Q 1 Selina Mathematic Class 6, A train covers 51 km in 3 h...
September 15, 2023
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