In a collection of yellow, pink, and green marbles, there are 20% more yellow marbles than pink marbles, and there are 40% more green marbles than yellow marbles. If B is the number of yellow marbles, what is the total number of marbles?
Siti has RM880000 with which she wants to buy some land. If she wants to buy a piece of land that is at least 10 meters wide and the cost of land is RM1100 per square meter, then what will be the length of the longest piece of land that she can buy?