How did the absent minded professor burn his ear math?

What is 56x4? What is the largest possible number for the remainder if a whole number is divided by 6? What number is the largest 50.5 5.005 50.05 5.05 0.005? How do you solve -7-3 -4-6? ABC has a measure of 40. CBD has a measure of 23. The angles share a ray and form ABD. Which is the measure of ABD? How many images formed when two mirrors are at a 45 degree angle? If side 1 and 3 of a parallelogram are 35 degrees what is 2? Seven to what power equals forty-nine? What is HO2 2? What are the appropriate measures of variability for ordinal data? How many hours from 5 PM Friday to 5 PM Sunday? Do all 4 sided shapes have one pair of parallel sides? The measure of an exterior angle of a triangle is? Where can you check your answer for two step equation? What is a number that when you multiply it by 6 and you subtract 4 from the product and you get 50? What is the difference between face value and local value of 5 in the numeral12345678? What are two situations that use numbers in your everyday life or daily living? How do you convert the following number from decimal form to the given base 5934 to base sixteen? What is the degrees of a five fourths right angle? What 95 feet by 300 feet in acre?