Question
Another name of Carborundum is
Solution
Silicon carbide also known as carborundum is a compound of silicon and carbon with chemical formula SiC. It occurs in nature as the extremely rare mineral moissanite. Silicon carbide powder has been mass-produced since 1893 for use as an abrasive.
A man loans out Rs. 22,100 at a simple interest rate of 20% per annum. After 2 years, he reinvests the total amount received at an annual compound inter...
A man invested a certain amount of sum at 12.5% per annum simple interest and earned an interest of Rs. 2700 after 3 years. If the same amount is...
Bittu, Tittu and Mitthu invested Rs. 80000, Rs. 100000 and Rs. 120000 respectively to start a business. Partnership condition is that, each will get int...
The interest received by investing Rs. 2800 for 2 years at compound interest of 20% p.a., compounded annually, was re-invested for 3 years at simple int...
A person borrowed Rs. 50,000 at a rate of 12% per annum for one year. He then lent it out as two separate loans to D and E. He lent Rs. 20,000 to D at 2...
A person invested Rs. 7500 at a simple interest rate of 12% per annum, and also invested Rs. 8000 at a compound interest rate of 15% per annum, compound...
A sum is lent on compound interest for 2 years at 13% p.a. If the compound interest on the sum is Rs.3045.9, find the sum.
The difference between compound interest and simple interest at the same rate for Rs. 1200 for 2 years is Rs. 48. The rate of interest per annum is:
Soni gets a SI of Rs. 3360 on a certain principle at the rate of 7%p.a. in 2 years. What CI will she get on twice the principal in 2 years at the same r...
Rs. 5,000 is invested in scheme ‘A’ offering simple interest of 16% p.a. and Rs. 6,600 in scheme ‘B’ offering simple interest of 9% p.a. What is...
Relevant for Exams:
