Who was the only World Heavyweight boxing champion to retire undefeated?

After starting his career with a 48-0 record, Larry Holmes lost his heavyweight title with which fighter?

What famous video game featured Mike Tyson as the final boss?

Amir Khan won the Commonwealth lightweight title in July 2007 at the O2 but who put him on the floor before losing?

When is National Science Day celebrated every year in India?

About UE support UMTS

Which prize is given by the UNESCO for Popularization of science ?

Which country’s plane Tu-154, on December 25, crashed on its way to Syria in the Black Sea with 92 people onboard?

Where was the so-called Black War fought between the mid 1820s and 1832?

When and who invented microchip technology?

Using the digits 1 up to 9, two numbers must be made. The product of these two numbers should be as large as possible. All digits must be used exactly once.Which are the requested two numbers?

You are provided with a grid (as shown in the picture). Can you fill the squares with numbers 1-8 in a manner that none of the two consecutive numbers are placed next to each other in any direction (vertically, horizontally or diagonally?)

5 , 10 , 12 , 36 , 39 , 156 , 160 , ? , ?

What are the largest and smallest 5-digit numbers that satisfy the following conditions?

A. Each digit of the number is a prime digit. B. Each successive pair of digits forms a 2-digit number that is NOT a prime number. C. Each of the prime digits must appear at least once in the 5-digit number.