Level 2
Clara and Dan saved a fixed amount of money every day. Dan saved $1.50 more than Clara each day. After several days, Dan saved $40 and Clara saved $25. Find the amount that Dan saved every day.
Level 2
Jason joined Zumba Fitness Club three years ago when he weighed 84 kg 400 g. Given that he lost an average of 3 kg 500 g every year, how much does he weigh now? (Give the answer in kg and g.)