Question

7.
A and B start from two places P and Q towards each
other at 8:00 a.m. and 9:00 a.m. with respective
speeds of 60 km/hr and 90 km/hr. If the distance
between P and Q is 510 km, find the time at which
they meet.
(1) 10:00 a.m.
(2) 10:30 a.m.
(3) 11:00 a.m.
(4) 11:30 a.m.
(5) 12:00 noon
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Answer 1

Answer:

Please see the attachment