Can you give 5 examples of acronyms?

What number times what number equals 39? What percent of 240 is 360? is 6 over 8 in simplest form? What are some things that weigh 1 kg? Is 0000 a lowest four digit number? What is the decimal equivalent for hundredth? I am learing Algebra I and its says that the standard form of the base 5 and the exponent 4 is 625 is that true? How can you write ten in Roman? What is 208 in scientific notation? What is 648 divisible by? How many Numbers of vertices does a Cuboid? How much would 500 invested at 5 percent interest compounded monthly be worth after 6 years? Why isn't one a prime number? How do you construct hexagon? How many week end days are there in each month? What is the smallest number of degrees needed to rotate a regular pentagon around its center onto symmetry? Why it rotates around its axis in 23 hours 56 minutes 41 seconds? What you the ratio for 9 to 7? How many acres is 400 feet wide by 800 feet long? What are stone circles or boulders on the surface used for?