Direction : What value should come in the place of question mark (?) in the following questions?

$$({144\over16}×{828\over 9})=?+325 $$

What is the sum of all three-digit numbers which are divisible by 20?

When the integer n is divided by 7, the remainder is 3. What is the remainder if 5n divided by 7?

When 3738, 5659 and 9501 are divided by the greatest possible number x, the remainder in each case is y. What is the sum of x and y?

The difference between the greatest and the least four-digit numbers that begins with 3 and ends with 5 is: 

The sum of three numbers is 252. If the first number is thrice the second and third number is two-third of the first, then the second number is

The number which can be written in the form of n (n+1) (n+2), where n is a natural number, is: 

Select the number triad that is analogous to the given triads.
 (64, 8, 65), (125, 27, 89)