Soniya and Priyanka started from Amethi and Bareilly for Bareilly and Amethi which are 645 km apart. They meet after 15 hour. After their meeting Sonia increased her speed by 3km/h and Priyanka reduced by 3km/h, they arrived at Bareilly and Amethi at their respective time. What is their initial speed ?
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Answer:
Priyanka=41km./hr.,Soniya=45km./hr.
Step-by-step explanation:
Priyanka & Soniya have same speed until they met
So, their speed until they met=(645/15)km/hr.=43km./hr.
Priyanka's initial speed=(43-2)km/hr.=41km./hr.
Soniya's initial speed=(43+2)km/hr.=45km./hr.
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