Can 8 over 13 be simplified?

True or false Each parallelogram has at least one line of symmetry? Is blood pressure a qualitative variable? What name is given to quantitative data that can be measured exactly? How many 4 digit palindromes are multiples of 9? 1 dollar a day how many years to make 1 million dollars? What is 800 thousand divided by 360? What is 0.000078 in scientific notation? What day of the week was march 3 1954? How much is one degree in an inch? What does ML stand for in roman numerals? What is 25.72 rounded to one decimal place? The sum of any number and zero is? How much hard wood floor comes in a box? What is the value of two numbers if their sum is 24 and their difference is 4? What is the formula for c degrees to k degrees? What numbers will go into 42? What is the mean medianmode and range? Combine like terms of -5xy2 plus 12xy2? The number of permutations of n distinct objects taken r at a time is nPr equals n divided by n-r? Is a circle a pentagon?