5.06 Simple interest

Interactive practice questions

If $\$16716$$16716 of simple interest was earned in $7$7 years, how much interest was earned each:

year?

month?

Easy

1min

Calculate the simple interest earned on an investment of $\$1050$$1050 at a semiannual rate of $1.1%$1.1% for $9$9 years.

Write your answer to the nearest $cent$ .

Medium

2min

Calculate the simple interest earned on an investment of $\$7000$$7000 at $1.8%$1.8% per quarter for $9$9 years.

Give your answer to the nearest $cent$ .

Medium

1min

The simple interest on an investment of $\$4800$$4800 over $20$20 months is $\$760.00$$760.00.

If the annual interest rate is $r$r, find $r$r as a percentage correct to one decimal place.

Medium

1min

Interpret linear expressions and exponential expressions with integer exponents that represent a quantity in terms of its context.

Interpret parts of an expression, such as terms, factors, and coefficients.

Write a function that describes a relationship between two quantities.

Determine an explicit expression, a recursive process, or steps for calculation from a context.

Distinguish between situations that can be modeled with linear functions and with exponential functions.