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A Turing Machine (TM) for L = { aⁿbⁿ | n ≥ 1 } needs at least four states: 1. Initial state to scan ‘a’ 2. Intermediate state to replace ‘a’ and find ‘b’ 3. State to match ‘b’ with ‘a’ 4. Final accepting state
Four friends A, B, C and D together have 240 pens. The number of pens with A is 1/4th the total number of pens with other three. Pens with B are 1/3rd o...
When a number is increased by 20% then the number obtained is 72 less than thrice the original number. Find the original number.
Determine the unit digit of the product: 785×6194×319×1296
Three numbers are in the ratio 5:7:11. If the difference between the sum of the smallest and the largest number and the sum of the smallest and the seco...
Aman and Rohan start running simultaneously on a circular track in opposite directions. Aman runs at a speed of 12 km/h while Rohan runs at 18 km/h. Aft...
The population of a town grows by 25% in the first year, declines by 20% in the second year, and rises by 30% in the third year. What is the total perce...
The number 611611611611611611611 is
Find the smallest 4 digit number that is completely divisible by both 24 and 44.
If 1/7 of a number is subtracted from the number, the result is 30 less than the number. Find the number.
A number lies between the cubes of 13 and 14. If the number is divisible by 6 as well as square of 16. Find the number.
