Concepts Practice Questions Important Formulas A man borrowed some money from a private organization at 5% simple interest per annum. From this amount, he gave 50%  to...

Concepts Practice Questions Important Formulas A sum of money doubles itself in 4 years at compound interest. When will it amounts to 8 times itself at the...

Concepts of Triangles are explained clearly below with definitions, different types of triangles and triangle properties.   Triangle Definition A closed polygon (figure) with three line segments...

Concepts Practice Questions Important Formulas A sum of ₹400 amounts to ₹480 in 4 years. If the rate of interest is increased by 2% what will it...

Concepts Practice Questions Important Formulas A sum of ₹1550 was lent partly at 5% and partly at 8% simple interest. The total interest received after 3 years...

Concepts Practice Questions Important Formulas A certain sum becomes 5 times in3 years, at simple interest, then in how many years it will become 13 times?151269 View Answer Answer...

Concepts Practice Questions Important Formulas If the simple interest on Re.1 for 1 month is 1 paisa, then the rate percent per annum will be8 %10%6%12% View Answer Answer...

Concepts Practice Questions Important Formulas ₹800 becomes ₹956 in 3 years at a certain rate of simple interest. If the rate of interest is increased by 4%,...

Concepts Practice Questions Important Formulas If the simple interest on Re.1 for 1 month is 1 paisa, then the rate percent per annum will be8%6%10%12% View Answer Answer is...

  In a test,  for each correct answer, 1 mark is awarded and one mark is deducted for each wrong answer. When a boy...