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Transport in xylem (of water and minerals) is essentially unidirectional, from roots to the stems whereas the direction of movement in the phloem can be upwards or downwards, i.e., bi-directional, depending on the source and sink.
A certain sum of money becomes 6000 in 6 years and Rs. 6240 in 10 years at any certain rate of simple interest. Find the principal amount.
Rahul deposits a sum of money at an annual compound interest rate of 15%. After 1 year, the interest accumulated amounts to Rs. 180. If he increases his...
What will be the ratio of simple interest earned on certain amount at the same rate of interest for 3 years and that for 9 years?
The simple interest accrued in five years on a principal of Rs. 50,000 is one – tenth of the principal. What is the rate of simple interest pa?
Mr. P invested Rs. ‘4x’ in scheme ‘A’ offering simple interest of 25% p.a. and reinvested the interest earned from scheme ‘A’ at the end of ...
Rs. (2x + 400) is invested at a rate of 20% per annum, yielding an interest of Rs. 3200 after 4 years. Calculate the interest earned when Rs. (x + 100) ...
A and B started a business with initial investments of Rs. 30000 and Rs. 40000 respectively. After one year, a profit of Rs. 8000 is earned. A being a w...
John borrowed some money from Alex at 10% simple interest per annum. He lended this money to Shaun at 20% compound interest per annum, and made a profit...
Rs. 8500 is invested in scheme ‘A’ for 2 years and Rs. 6500 is invested in scheme ‘B’ for 2 years. Scheme ‘A’ offers simple interest of 13% ...
The difference between C.I and S.I on a certain sum for 3 years is Rs. 122 at 5% p.a. Then find the sum?
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