Cristiano is saving money to buy a bike that cost $189. he has saved $99 so far. he plans on savings $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 algebraica

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

Write the equation in logarithmic form 8^x=64

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?