The hanger image below represents a balanced equation.
27
b

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

What is 140% of 25? because i need