negative interest rates

George earned $16 as simple interest on $800 for 3 months. Find the yearly rate of interest. => 7% or 10% or 9% or 8%..

Find the simple interest on a principal of $140 for a period of 4 years at an interest rate of 3%. => $15.80 or $16.80 or $17.80 or $18.80..

The simple interest on a principal of $300 at an interest rate of 5% is $45. For how many years is the simple interest calculated? => 3 or 6 or 5 or 4..

Find the simple interest for 3 years at a rate of 5% on $200. => $60 or $90 or $30 or None of the above..

Tanya deposited $300 in her savings account. The rate of simple interest is 4% per year. Find the balance at the end of four years. => $48 or 1600 or $348 or 116..

A bank gives an interest at an annual rate of 10% compounded continuously. How long will it take to triple a deposit? => 13 years or 11 years or 12 years or 9 years or 10 years..

Equations (2) and equation (4) represent the average rate of a reaction. For the hypothetical reaction A B, the rate of the reaction in the terms of appearance and disappearance of the product and reactant is given as r = Rate of disappearance of A r = Rate o..

where l is a constant of proportionality which is called by Rutherford and Soddy as Radioactive (or decay or disintegration) constant. The rate of disintegration has a negative sign showing that the number of atoms of A decreases with time. In the differential form, the equation..

Jim deposits $300 in a savings account at an interest rate of 2% per year. Find the interest earned in 4 months. => $20 or $2 or $4 or $5..

An amount becomes $1500 in 3 years and $6000 in 4 years on compound interest. Find the rate of interest. => 4% or 3% or 2% or 5%..