Anna is saving up for a new cell phone that costs $300. She has $150 already saved She makes $10 an hour babysitting. How many hours does she need to babysit to buy
the new cell phone?

Which of the following is the result of expanding the series

The floor of a building consists of 3000 tiles which are rhombus shaped and each of it's diagonals are 45 cm and 30 cm in length. find the total cost of polishing the floor, if the cost per m² is rs. 4.

If you apply the changes below to the linear parent function .f(x)=x what is the equation of the new function ? vertically stretch by a factor of 3 ; flip over the x axis