Becky decorated 144 cakes in 6 days. how many she decorate in 1 day?

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)

Which additional information, if true, would to prove that δlmp ≅ δnmp by hl? check all that apply.

Me because i don't understand how to do it.: )