Exam Maths Puzzle General Ability

If the selling price is doubled, the profit triples. The profit percent is

Read Solution (Total 1)

100%

If CP=x & SP=y, then Normal Profit=y-x
With SP=2y, profit=2y-x=3(y-x) or y=2x
Here selling price is double that of Cost Price, so profit % is 100
9 years agoHelpfull: Yes(0) No(0)

Exam Other Question

A Garrison of 3300 men had provision for 32days,when given at the rate of 850gm per head.At the end of 7days,a reinforcement arrived and it was found that the provision would last 17 days more,when given at the rate of 825 gm per head.What was the strength of the reinforcement? if v,w,x,y,z are non negative integer, each less than 11,then how many distinct combinations(w,v,x,y,z) satisfy v(11^4)+w(11^3)+x(11^2)+y(11)+z=151001.
optn
a)0
b)1
c)2
d)3