phython code required 

for business analytics programming

Q1. (2 points) Write a code that accepts an arbitrary number and determines whether the number if positive (larger than zero), negative (smaller than zero) or zero. In [ ]: # write your code here: Q2. (2 Points) A list of numbers is provided. For each of the numbers in the list, determine whether they are odd. If the number is odd, add True to a new list called is_odd. If the number is even, then add False. In [ ]: # write your code here: Q3. (2 Points) Write a program that based on the following table provides students's grades. Use input function to get students' score and the output of the code is the letter grade. Score Grade >= 90 A [80-90) B [70-80) [60-70) D = 90 A [80-90) B [70-80) [60-70) D