Rs. 250000. ne length of a room is tu
ontains 490 m' of air. If the
alls at Rs. 14 per m' is R
arpeting its floor at Rs. 400
X
X + 1
olve:
+
---
2
1
6.
x + 1
X
C is the centre of circle and
sects PLS. prove that:
nord PQ = chord RS.​

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