00:01
Hi, now we are going to find how much money did she put in each account.
00:06
Let she put x in the 4 percentage interest account.
00:25
Then 4 ,200 minus x in the 7 .5 percentage interest account.
00:43
He has totally 4 ,200 and she earned 7 percentage interest on the total investment.
00:51
So 7 percentage of 4 ,200 will be equal to 7 divided by 100 into 4 ,200.
01:00
Now the interest get in 4 percentage account will be equal to x into 4 divide by 0 .5.
01:16
Hundred and the interest get in 7 .5 percentage account is 4 ,200 minus x into 7 .5 divide by 100.
01:36
So according to the given information, we have x into 4 divide by 100 plus 4 ,200 minus x x into 7 .5 divide by 100 is equal to 4 ,200 into 7 divide by 100...