Analytical Ability

Choose the one that will be best fit in the blank position?
ELFA, GLHA, ILJA,______, MLNA

A person has Tk. 950 in 29 notes consisting of Tk. 500, 100, 50 and 10. How many notes should at least be in Tk. 50?

What is the angle between the hour and minute hand of a clock when it is 12 : 20 pm by the clock?