Question

by selling 45 oranges for 160 a women loses 20 percent how many oranges should she sell for 112 ruppees to gain 20percent on the whole

Answer 1

MATE HERE IS YOUR ANSWER....
CP=SP×100/100-LOSS%
CP=160×100/80

CP=200 RUPEES
NOW,
IF HE SELL FOR 112 RUPEES THEN,CP WILL BE FOR 20% GAIN,,
CP=112×100/120
CP=280/3 RUPEES

NOW,
COST OF 1 ORANGE=200/9
=40/9 RUPEES
NO. OF ORANGES=280/3×9/40

HENCE NO. OF ORANGES=21 ORANGES......

WE CAN PROOF ALSO,,,
SP=280/3×120/100
=112 RUPEES....

HOPE IT WILL HELP YOU..
PLZ MARK IT BRAINLIEST