Species A doubles every 1 hours and initially there are 9 grams. Species B doubles every 5 hours and initially there are 10 grams. How long until the two species have the same mass?

Ineed on 32 and 34! show work! correct gets brainliest! 50 points

Question 5 spring semester final exam math evaluate

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?