Quantitative Aptitude - Arithmetic Ability Questions

What is the length of the side of a regular hexagon, if its area is 54√3 sq cm?

Badki can bake 45 cakes in 9 hours, Badki and Chutki together can bake 80 cakes in 10 hours. How many cakes Chutki can bake in 40 hours?

A,B and C contract a work for Rs. 440. Together A and B are to do 9/11 of the work. The share of C should be:

When 0.090909.....is converted into a fraction, then the result is

The first and last terms of an arithmetic progression are 32 and ­-43. If the sum of the series is ­-88, then it has how many terms?

In a class of 60 students there are 33 girls. The average weight of these girls is 62 Kg and average weight of the full class is 66.5 kg. What is the average weight of the boys of the class?

What would be the smaller of the two angles formed by the hour hand and the minute hand at 4:52 p.m?

Value of (4a2+ 12ab + 9b2)/(2a + 3b) is