Level 2
Last year, Wesley saved $600 monthly. This year, he increased his monthly savings by 20%. How much more money will he be able to save this year compared to last year?
Level 2
The average height of a persimmon tree, a mango tree and a coconut tree is 2.8 m. The coconut tree is twice as tall as the mango tree and 1.6 m taller than the persimmon tree. Find the average height of the persimmon tree and the mango tree.