What does the eighth multiple of 9 is?

What the next letter in this series EHLQ? Is there different kinds of sex? -8c plus 1 equals -3 what is c? What are the customary units of mass? What is one third of 2200? What is the Proof of the derivative of the third root of x? What a tenth of a second? How do you solve The bigger quadrilateral puzzle 3-21? Is there anything bigger than a megameter? How do you express the repeating decimal 0.15 as a fraction in its simpest form? What Multiplication fact has only one division fact? What the mean median and mode of 15 27 10 25 9 22 25? What times what equals 385? What is the seventh triangular number? How many dollars is 40000 pennies? Draw an angle that is larger than a right angle label the vertex k? What is seven trillion in figures? What is 546789 plus 4567890? What 3d shape has 6 triangular faces? Is 2 yards bigger or is 36 inches bigger?