A student was given two data sets, Set A and Set B. Which of the following statements is true?

Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?