Problem

$sOL.$
Let the two numbers be x and y. $980$
$7.5%$ of $x=12.5%$ of y'
So $75x=125y$
$3x=5y$
$x=513y$ SOL
Now $x-y=1660$ A
$513y-y=1660$
$213y=1660$
$y=2490$
So $x=2490+1660$ Sc
$=4150$
So the numbers are $4150,$ , $1660.$ $9③$ $0$ If
$44$ In expressing a length $81$ $472$ KM as B

Calculus

Solution

Qanda teacher - Shivam sin

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EXAMPLE $1$ Sum $y$ tuo numbers is 35 and their difference is $11$ Find the numbers.
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10th-13th grade

Calculus