Question #f7d7d

1 Answer
Pallu
Nov 19, 2017

#therefore# Cost in #1986 = $4740#

Explanation:

Cost in #1982 = $ 3000#.
Increase in cost by# 1986 = 58%#,
That means, #58%# of #3000# is to be added in the original #3000#.

Cost in #1986= 58/100 xx $3000 + $3000#

#=> 58 xx $30 +$3000#

#=> $1740 + $3000#

#=> $4740#

#therefore# Cost in #1986 = $4740#

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