Jack has $700 in a savings account that earns 10% interest per year. The interest is not compounded. How much interest will he earn in 1 year? Use the formula i=prt, where i is the interest earned, p is the principal (starting amount), r is the interest rate expressed as a decimal, and t is the time in years. $_____
Q. Jack has $700 in a savings account that earns 10% interest per year. The interest is not compounded. How much interest will he earn in 1 year? Use the formula i=prt, where i is the interest earned, p is the principal (starting amount), r is the interest rate expressed as a decimal, and t is the time in years. $_____
Identify Details: Step 1: Identify the principal amount, interest rate, and time.Jack has $700 in his savings account, the interest rate is 10%, and the time is 1 year.Convert the interest rate to a decimal: 10%=0.10.
Use Formula: Step 2: Use the formula i=prt to calculate the interest.Plug in the values: i=700×0.10×1.
Calculate Interest: Step 3: Perform the multiplication to find the interest.i=700×0.10×1=70.