How many 7s are there in 147?

What is 5x squared when x is 5? How many times does 27 go in to 170? Why is every rhomus a polygon? Does the number pi really exist? What is 5 34 multiplyed by 6 24? Are these expressions equivalent 18x2-9x2? How can you find percentage's? Why is it necessary to have different sets of measurements for the leave width and length? Fraction notation of 9.25? How much is one megajoule? What percentage of 630 is 700? How do you calculate angles in a scalene triangle? What is the diameter of a US Cent? How many yards are in 42 square yards? What is 2.44 meters x 3.74 meters in square meters? What does 5 x 10 means? What is the decimal for 11 1 0.2 0.04 0.006? How many times can 39 go into 342? Is 33 percent more then 0.3? What is the greatest common factor of 87 and 102?