1! + 2! + 3! + 4! + ......... + 50! Find the unit digit of?

If m + n = 1, then what will be the value of m³ + n³ + 3mn?

If a + b + c = 2, a² + b² + c² = 26 then the value of a³ + b³ + c³ – 3abc is

Sound travels 330 meters in one second. When the sound is heard 10 seconds after the lightning flashes, then at what distance will the cloud be?

The average of 10 numbers is 14. If each number is multiplied by 6 then what will be the new average?

If the 8 digit number 789x531y is divisible by 72, then the value of (5x - 3y) will be?

The average of 11 numbers is 7. If each number is doubled, what will be the new average of the numbers?

When a number is divided by 192 the remainder is 54. What will be the remainder when the same number is divided by 16?