How much times does 20 go into 168?

Who discovered addition and subtraction of maths? How many pounds does 100 quarters weigh? What is an affine combination? What triangle has no two sides congruent? A method of writing very large or very small numbers by using powers of ten? What is 40'Celsius? What is half of 1.20? What is Algebra punchline answers for 13.6? What is highest common factor of 133 and 203? Is 263 divisible? How many hours of light are there in a day? What is bigger 600 cm or 5 dm? Which digit is in the tenths place in 45.86? What numbers do you call a counting numbers? Does a parallelogram have two pairs of equal length sides? What is the nearest hundredth to 6 over 11? What is the answer for pre algebra with pizzazz page 169? What percent is 35 of 77? Calculate work days in a year? Integration of e e?