A baker iced 40 cupcakes in 70 minutes, and iced 28 cupcakes in 49 minutes. What is the constant of proportionality? Express your answer in decimal form.

Hi my sisters and brothers can tell me the answer because i don’t understand the question

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?