lily likes to collect records. Last year she had records in her collection. Now she has 15 records. What is the percent increase of ​collection? PLS HELP

"princess tower" in dubai is considered the world's tallest residential building, towering to 1 0 1 101 floors! t ( n ) t(n) models the number of tenants living on floor n n of the tower. what does the statement t ( 2 0 ) = t ( c ) t(20)=t(c) mean?

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second

Factor this polynomial completely. x^2-8x+12