👉🏼The area of the following triangle is 21cm^{2}. Find y:

👈🏼There are 700 sweets in a jar. All of them are either melon or apple flavoured. Roger the Dodger says that the ratio of melon to apple flavour is 1:2. Do we know if she is correct or not?

👆🏼Solve x^{2}-49=0

👇🏼A boat sails 4 miles North from A to B, then 5 miles North-East from B to C. The boat then sails directly back to A. How far does the boat sail in total?

🖐🏼Make w the subject of a(w-2) = 5w + k