Question

Stan's bank account balance is less than negative $20.00 but greater than negative $21.00. What could Stan's account balance be?

Answer 1

It could be $20.99, $20.98 ................. $20.03, $20.02, $20.01

Answer 2

`-21<x<-20`

Explanation:

Stan's bank account balance is less than negative $20.00 but greater than negative $21.00.

Let there b 'x' balance in Stan's account.

So, mathematically, this can be expressed as:

`-21<x<-20`

So, x can be any amount or real number that lies in this range.