What it 1 fifth plus 1 fifth?

What is 10000000 3000? How many pounds should a 17 year old weigh? How many mg is equal to 3 grams? What is the relation between fineness ratio and thickness ratio of an aerofoil? What are the points of intersection of x plus y equals 7 with x squared plus y squared equals 25 showing key stages of work? Axb Dot bxc x cxa equals a Dot bxc squared How can I prove this using Mathmatica X stands for cross product and dot is or the dot product? How is speed shown on a distance-time graph? What is 50 percent off 1.88? How much is 90 dimes? What Number represented as a one followed by 48 zeros in the UK and by 27 zeros in the us? What is 4 out of 9 equivalent fraction? How many cubic meter in 1000cubic decimeter? What is 2250 3600? What is 6 gal 1qt minus 3 gal 3 qt? What is 40 percent of 240? How many liters are in 2400 millimeters? Success is an example of verb? What is 10 plus 23 - 5? What is log-in and log-out? What does 7 x 5 equals?