In an envelope there are some $5$ rupee notes and some $10$ rupee notes .Total amount of these notes together is $350$ rupees. Number of $5$ rupee notes are greater by $10$ than number of $10$ rupee notes.Then find the number of $5$ rupee and $10$ rupee notes.

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Solution

Total $R s 5$ notes $= x$
Total $R s 10$ notes $= y$
A.T.Q
$x = y + 10 \to (i) 5 x + 10 y = 350 \Rightarrow x + 2 y = 70 \to (i i)$
From $(i) & (i i)$
$y = 20, x = 30$

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In an envelope there are some $5$ rupee notes and some $10$ rupee notes. Total amount of these notes together is $350$ rupees. Number of $5$ rupee notes are greater by $10$ than number of $10$ rupee notes. Then find the number of $5$ rupee and $10$ rupee notes.

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In an envelope there are some 5 rupee notes and some 10 rupee notes .Total amount of these notes together is 350 rupees. Number of 5 rupee notes are greater by 10 than number of 10 rupee notes.Then find the number of 5 rupee and 10 rupee notes.

Total Rs5 notes=xTotal Rs10 notes=yA.T.Qx=y+10→(i)5x+10y=350⇒x+2y=70→(ii)From (i)&(ii)y=20,x=30

In an envelope there are some $5$ rupee notes and some $10$ rupee notes .Total amount of these notes together is $350$ rupees. Number of $5$ rupee notes are greater by $10$ than number of $10$ rupee notes.Then find the number of $5$ rupee and $10$ rupee notes.

Total $R s 5$ notes $= x$
Total $R s 10$ notes $= y$
A.T.Q
$x = y + 10 \to (i) 5 x + 10 y = 350 \Rightarrow x + 2 y = 70 \to (i i)$
From $(i) & (i i)$
$y = 20, x = 30$