Tanisha grew by 15 cm in the past year, and is now 1.5 meters tall. How tall in cm was Tanisha last year?

The graph below shows the amount of money left in the school’s desk fund, f, after d desks have been purchased. for each new desk that is purchased, by how much does the amount of money left in the school’s desk fund decrease?

Can someone answer this question? : )

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300