Question
Who is credited with sending the first network email and
introducing the '@' symbol for addressing?Solution
Ray Tomlinson sent the first email on ARPANET and introduced the @ symbol to separate username and domain.
The simple interest on an amount of Rs. x at an annual rate of 4% for 3 years is Rs. 120 less than the simple interest on an amount of Rs. (x – 800) ...
Rohit invested Rs. ‘x’ and Rs. ‘y’ in Scheme A and Scheme B respectively. He invested in Scheme A for 5 years at a simple interest rate of 6% p....
Atul has Rs.200 with him. He invested 40% of the amount at 5% p.a. for 6 years and rest at 20% p.a. for 5 years. Find the sum of simple interests receiv...
Anjali invested Rs.8000 in a scheme offering compound interest of x% p.a. compounded annually. If at the end of 2 years, interest received by her from t...
- A person invested Rs. 50,000 for 4 years at a simple interest rate of 11%. What is the total amount after 4 years?
A sum of money gets double in 5 years , in how many years it will be 8 times in CI?
If the simple interest on a certain sum of money for 15 months at 3(1/2)% per annum exceeds the simple interest on the same sum for 9 months at 2(1/2)% ...
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.?
Simple interest on a sum at 12% p.a. for 3 years is ₹2160. Find the compound interest on the same sum at 10% p.a. for 2 years.
A sum of ₹12,000 is invested at an annual interest rate of 10% for 2 years. What is the difference between the compound interest and simple interest a...
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