Simple and Compound Interest Concepts

The video tutorial explains the concept of compound interest, which is the interest earned on both the initial investment and the accumulated interest over time. It contrasts this with simple interest, which is calculated only on the original principal. Through examples, the video demonstrates how compound interest grows more significantly over time compared to simple interest, highlighting the power of compounding. The tutorial concludes by emphasizing the greater benefits of compound interest over longer periods.

What is compound interest best described as?

• Interest on the principal and accumulated interest

• Interest on a fixed amount

• Interest on the original principal only

• Interest that decreases over time

How is simple interest calculated?

• By compounding the interest annually

• By adding the interest to the principal

• By dividing the interest by the principal

• By multiplying the principal by the interest rate and time

If you deposit $10,000 at a 5% simple interest rate for 3 years, how much interest will you earn in total?

• $1,500

• $1,000

• $500

• $2,000

What is the principal amount in the example given for simple interest?

• $15,000

• $5,000

• $20,000

• $10,000

What is the total interest earned with simple interest over three years on a $10,000 deposit at 5%?

• $1,000

• $1,250

• $1,500

• $1,750

In the first year of compound interest, how much interest is earned on a $10,000 deposit at 5%?

• $550

• $575

• $525

• $500

What is the interest earned in the second year when $10,000 is compounded annually at 5%?

• $575

• $500

• $525

• $550

How much total interest is earned over three years with compound interest on a $10,000 deposit at 5%?

• $1,500

• $1,550

• $1,525

• $1,576.25

What is the difference in total interest earned between simple and compound interest over three years on a $10,000 deposit at 5%?

• $100

• $25

• $50

• $76.25

In the compound interest example, what is the principal amount at the start of year two?

• $10,500

• $11,000

• $10,000

• $11,500