Question

How many cubic metres of earth must be dug out
to sink a well 14 m deep and 4 m in diameter?
What will it cost to plaster its inner surface at rupees of 2.50
per square metre?​

Answer 1

Answer:

shopkeeper gains on each packet of biscuit and loses 40 paise on each packet of chips. He sells 45 packets of

iscuits and s

Answer 2

Answer:

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