two equal amounts are invested at the rate of 5% and 7% per annum for 3 years. if the difference of their simple interest is 150rs. find the amount invested in each case.
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Let us say that y is the principal amount.
we know that I=prt
therefore,
according to the first condition,
y×7÷100×3-y×5÷100×3=150
21y÷100-15y÷100=150
6y=15000
y=2500
Hope this helps,
pls mark brainliest if correct.
we know that I=prt
therefore,
according to the first condition,
y×7÷100×3-y×5÷100×3=150
21y÷100-15y÷100=150
6y=15000
y=2500
Hope this helps,
pls mark brainliest if correct.
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