Question

Christians is saving money to buy a bike that coast $189.He has saved $99 so far. He plans on saving a $10 each week. In how many weeks will he have enough money to buy the bike? Use a bar diagram to solve arithmetically. Then use an equation to solve algebraically.

Answer 1

In 9 weeks Cristian’s have the enough money for each week he save 10 dollars so the equation is gonna be C(189)-S(99)= Week=10
189-99= 90
Week 1-9= 90 dollars the total money