Question
Express $50$ Rupees $90$ paise as rupees using decimal.
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Answer
$50$ Rupees $90$ paise $= 50$ rupees $+\ 90$ paise
$= 50$ rupees $+\ \frac { 90 } { 100 }$ rupee $. . . . [\because 1 $ paisa $=\frac{1}{100}$ rupee$]$
$= 50$ rupees $+\ 0.90$ rupee
$= (50 + 0.90)$ rupees $= 50.90$ rupees.
$= 50$ rupees $+\ \frac { 90 } { 100 }$ rupee $. . . . [\because 1 $ paisa $=\frac{1}{100}$ rupee$]$
$= 50$ rupees $+\ 0.90$ rupee
$= (50 + 0.90)$ rupees $= 50.90$ rupees.
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