Math, asked by kingslydavid007, 1 year ago

By selling a watch for Rs 900 there is 10% loss if it is sold for rupees 1200 then the loss or gain percentage is??

Answers

Answered by shreydoda14
0
20% gain
cost price is 1000

kingslydavid007: Can u exaplain it clearly?
shreydoda14: see
shreydoda14: 90/100 * x = 1000
shreydoda14: sorry =900
kingslydavid007: I'm sorry to say you may be good explainer more.
shreydoda14: 100-10/100 * x = 900
shreydoda14: x = 900 * 100/90
shreydoda14: x = 1000
shreydoda14: since profit is 200
kingslydavid007: Thank you!
Answered by rks45
1
SP = 900,

LOSS = 10% OF 900 = 90

CP = 900 + 90 = 990

WHEN SP = 12OO

GAIN = 1200 - 990 = 210

GAIN % = 210/990 × 100 = 21.21%
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