R and S start walking forwards each other at 10a.m at speed of 3 km per hour and 4 km per hour respectively. They were initially 17.5 km apart. At what time do they meet?

9th-class-result-2022

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R and S start walking forwards each other at 10a.m at speed of 3 km per hour and 4 km per hour respectively. They were initially 17.5 km apart. At what time do they meet?

Correct

12.30 p.m

Incorrect

1.30 p.m

Incorrect

2.30 p.m.

Incorrect

11.30 a.m

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