Each exterior angle of a regular polygon measures 9 deg. How many sides does the polygon have?

If a is positive and a2+1a2 = 7, then a3 + 1a3 = ?

What is the average price difference per kg (in Rs.) for vegetables between two years for the three months given in the following table?

Select the lateral mirror image of TEETH from the given option figures?

Which pattern will the given transparent sheet resemble when it is folded at the dotted line?

Which of the fractions given below is not equal to 4/11 ?

Select the option that can replace the question mark (?) in the following series

Alarms from 3 different clocks sound after every 2, 4 and 6 hours, respectively. If the clocks are startedat the same 6 time, how many times do the alarms ring together in 3 days?