How many zeros in a Quintilian?

Are the zeros in 05.70 significant or non-significant? How tall is one meter and 78 cm? What is always perpendicular to -3x plus y equals 2? What is 4x plus 2y equals 20 in slope-intercept form? What is Negative 2 minus positive 3? Write an equation that has a solution of x equals 4.3? What should you do if a person expresses intent to harm himself or herself or harm others over the phone? What is 100 million divided by 7 thousand 5 hundred? Is fungi the simplest form of microorganisms? Is five eighths bigger than one fourth? What does average mean in math form? What is the product of 7 and 2 plus 5? What is 92cm-1m? What is 7 8ths times 9? What are your feet? You are working on the yearbook staff and are writing up receipts for the presale of the yearbook if you use a five-digit number to identify each receipt how many receipts could you write up? What does the farmer use to count his cows? Find the sum of first 25 terms of an AP whose nth term is given by Tn equals 2 -3n? What is one-fourth a mile? What is 4.55 hours in hours and minutes?