Pulsation theory in plants was proposed by
J.C. Bose proposed a theory of ascent of sap known as pulsation theory. The pulsation theory states that water is absorbed by the plants due to the metabolic activity of living cells which are in constant state of rythmatic pulsation. But it was not accepted as water can be passively absorbed by the roots even the cells were dead.
Suppose 'S' invested Rs. 40,000 each at 12% p.a. in two different Funds for 2 years, with one Fund offering compound interest (compounded annually) and ...
Suppose a specific amount is invested in a Life insurance policy at a simple interest rate of 15% per annum for 2 years, the interest earned amounts to ...
Sam invested a certain sum in scheme A for 5 years and in scheme B for 3 years, a sum which was double of that invested in scheme A. Both the schemes of...
A company declared 20% discount for wholesale buyers on an item. A wholesaler bought the item from the company for ₹400 after getting a discount. He f...
If the difference between C.I. and S.I. is Rs. 512 at 20% rate of interest in 3 years, then find the principal on C.I.?
'M' placed a specific amount of money into the 'SBI' Mutual Fund, which provides a 15% per annum simple interest rate. Simultaneously, 'M' invested the ...
A certain amount earns simple interest of Rs. 1420 after 4 years. Had the interest been 5% more, how much more interest would it have earned?
"R" put Rs.(r + 5000) into a SIP that offered 12% annual simple interest for four years. He also made a three-year investment of Rs. (r - 5000) in the s...
Suresh earned an interest of Rs. 1677 on principal amount of Rs. 5200 at some rate of compound interest in 2 years. How much more/less interest would he...
What sum of money must be given at simple interest for 8 months at 4% per annum in order to earn Rs. 320 interest?