I seriously need help with this. I pay attention in class it's just so confusing!! I'm giving extra points. Now 15. Please tell the truth <3

The actual length of side t is 0.045 cm. use the scale drawing to find the actual side length of w. a) 0.06 cm b) 0.075 cm c) 0.45 cm d) 0.75 cm

Can someone me with this problem . show your work .

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?