# Need math help with : The simple interest and the true discount on a certain sum for a given time and at a given rate are Rs. 85 and Rs. 80 respectively

Dec 30th, 2015
KateS
Category:
Mathematics
Price: \$5 USD

Question description

The simple interest and the true discount on a certain sum for a given time and at a given rate are Rs. 85 and Rs. 80 respectively. The sum is:

The present worth of Rs. 1404 due in two equal half-yearly installments at 8% per annum simple interest is:

If the true discount on s sum due 2 years hence at 14% per annum be Rs. 168, the sum due is:

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Dec 30th, 2015
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