Quiz Discussion

{(476 + 424)^2 - 4 X 476 X 424}

• 1] (52)^2
• 2] (53)^3
• 3] (52)^4
• 4] (53)^5

What is the unit digit in 27^20?

• 1]

  1

• 2]

  2

• 3]

  3

• 4]

  4

How many prime numbers exist in 6⁷ x 35³ x 11¹⁰?

• 1]

  23

• 2]

  27

• 3]

  30

• 4]

  29

(?) + 3699 + 1985 - 2047 = 31111

• 1]

  34748

• 2]

  27474

• 3]

  30154

• 4]

  27574

• 1] 1951609
• 2] 1981709
• 3] 18362619
• 4] 2031719

106 X 106 - 94 X 94

• 1] 9440
• 2] 9600
• 3] 9640
• 4] 9755

If the number 517*324 is completely divisible by 3, then the smallest whole number in the place of * will be

• 1]

  0

• 2]

  1

• 3]

  2

• 4]

  3

Find the last unit digit of 55^5 ( Using Euler Theorem)

• 1] 4
• 2] 5
• 3] 3
• 4] 8

The largest 4 digit number exactly divisible by 88 is:

• 1] 8888
• 2] 9944
• 3] 9768
• 4] 8888

35 + 15 X 1.5

• 1] 39.5
• 2] 43.5
• 3] 57.5
• 4] 72.3