How much is eighty quarters?

Do all rectangles have parellel lines? How many degrees does a triskaidecagon have? Is it safe to mix 1 bottle with 2 quarts water and take all? What two numbers are multiplied to get 29? Hiking boots that cost 150 a pair are reduced by 40 for a special weekend sale By what percent must the special sales price be increased to bring the price back to 150? Is one divide by square root of three a surd? What sampling technique is used to focus on high-value items? What is eighty nine centavos in decimal form? How many times can 7 go in 78? X plus 3 plus 2x-1 plus x-1? What is 420 cc compared to horsepower? What is -0.9 x 0.2? How do you write 47 as a fraction? If there are ten stacks ten coins each and counterfeit coins weigh twice as much as real ones How can you find the stack with counterfeit coins using a scale just once? How do midwives use maths? Does cancelation have one l or two? How long does it take to travel 105 miles? What is 8 more than minus 1? What is the LCM of 56 and196? How tall is M. Shadows?