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Karim traveled 60 miles from Dhaka to Gazipur at a certain speed, If his speed per hour were 2 miles faster, he would need I ...

Karim traveled 60 miles from Dhaka to Gazipur at a certain speed, If his speed per hour were 2 miles faster, he would need I hour less to reach Gazipur. What was his initial speed ?
8 miles per hour
12 miles per hour
15 miles per hour
None
10 miles per hour