How many digit required to write numbers from 1 to 50 ?

One-third of a tower is painted black, $$\frac{5}{{11}}$$th of the remaining part is painted red and the rest is painted…

Sum of three consecutive even integers is 54. Find the least integer among them.

The unit digit in the product of 3 × 38 × 537 × 1256 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, th…

Sunny gets $$\frac{7}{9}$$ times as many marks in QA as in ENGLISH. If his total combined marks in both the papers is 90…

The greatest four digit number which is exactly divisible by each one of the numbers 12, 18, 21 and 28 :

The remainder of $$\frac{{{6^{36}}}}{{215}}:$$