Answer: 
Step-by-step explanation:
Given
Cost of white-washing =Rs. 4989.60
Rate =20 per meter square
So, inside area of = 
The surface area of dome= 

The volume of air in the dome 

Answer:
A factor, in mathematics, a number or algebraic expression that divides another number or expression evenly, with no remainder. A multiple of a number is any integer multiplied by the number. Try it yourself, now you know the how it works.
Sides are always equal. Pretty sure
the answer is the number of pages divided by the number of minutes.
7.5/9=0.833333, so she reads on average 0.83 pages per minute
5 lowercase, so
26 letters
any order, so I gues you can repeat
and 2 digits, 10 digits
so
26^5 times 10^2 or
1188137600 possible passwords