. Shawn gets an allowance of $18 each week and his sister Natasha gets an allowance of $9 each week. Shawn saves 1/2 of his allowance, and Natasha saves 2/3 of her allowance. Suppose Shawn started with $0 savings, and Natasha started with $30. How many weeks will it take until they have the same amount in savings?

Shawn and Natasha have same amount in savings after weeks.

Step-by-step explanation:

Shawn gets an allowance of $18 each week.

Amount saved by Shawn =

Natasha gets an allowance of $9 each week.

Amount saved by Natasha =

Suppose that Shawn and Natasha have same amount in savings after weeks.

Also, Shawn started with $0 savings, and Natasha started with $30.

So,

Therefore,

Shawn and Natasha have same amount in savings after weeks.

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step-by-step explanation:

step-by-step explanation:

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