Nancy has $700 and is spending $30 per week. Libby has $200 and is saving $20 per week. In how many weeks will Nancy and Libby have the same amount of money?

Simple Answer

Nancy and Libby will have the same amount on week ten.

Expiation

you can dived, repetitive subtraction, or use a number line(s) to get the same answer.

= 6 typists

Step-by-step explanation:

Well, 2 can type 2 in 2 mins,

So, 1 can type 2 in 4 mins.

So, 1 can type 18 in 36 mins.

So, 2 can type 18 in 18 mins.

So, 6 can type 18 in 6 mins.