Chapter 13: Surface Areas and Volumes

important questions class 9 maths chapter 13 surface areas volumes 1

important questions class 9 maths chapter 13 surface areas volumes 2

Practise This Question

Bus123456789101112131415Arrival time(hr:min)8:158:188:238:298:328:408:458:528:549:009:079:139:209:259:32

In the above observation, how many buses have arrived within 5 minutes of the bus just before them? 

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