यदि 5-अंकों की संख्या 52a2b, 90 से विभाज्य है, तो a2 + b2 का न्यूनतम मान ज्ञात कीजिए।

What is the remainder when (120)188 is divided by 7?

What is the unit digit of the product of all even numbers between 1 and 11?

When a number is divided by 136, it leaves a remainder of 36. If the same number is divided by 17, what will be the remainder?