(a) Find (-22) (-1)
2x5=
(b) An article was bought for Rs. 2800 and sold for Rs. 3500 Find profit and profit percent.
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(c) Express following ratio in simplest from :
(d) 14 watches cost Rs. 28000. What is the cost of 20 such watchs.
(e) Find third proportion of 3 and 12.
4
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