BRAIN TEASERS

1) Emily, Paula, Sam and Janie are the members of a knitting club.they have made four scarves this month, of different lengths and in different colours.the scarves are 55, 60, 65 and 70 inches long, and the colours are red, orange, purple and yellow. The yellow scarf is five inches longer than Emily’s. Sam’s scarf is shorter than the red scarf. Janie’s scarf is five inches longer than the purple scarf. Emily’s scarf is five inches shorter than Sam’s. Who knitted each scarf? 3) Find the southern hemisphere cities in these anagrams: a) Lentil Gown, b) Joiner I Adore, c) Brash Neon Jug.

4) Robert the builder is making concrete by mixing together cement, sand and aggregates in the ratio 1:3:6. For every 20 kilograms of the concrete mix, he will need two litres of water. He has three 40kg bags of cement. How many kilograms of sand and aggregates will he need, and how many litres of water?