MEDIUM
8th ICSE
IMPORTANT
Earn 100

Blaise Pascal was a famous French mathematician and philosopher. One of his most important discoveries is known as Pascal's Triangle. See if you can discover the secret of this pattern of numbers. 

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Solve:

Write row 8 of Pascal's Triangle.

Write row 9 of Pascal's Triangle.

Write row 10 of Pascal's Triangle.

What is the sum of the numbers in row 1 of  Pascal's Triangle.

What is the sum of the numbers in row 3 of  Pascal's Triangle.

What is the sum of the numbers in row 8 of  Pascal's Triangle with adding.

Important Questions on Playing with Numbers

MEDIUM
8th ICSE
IMPORTANT

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Sudoku: Fill in the grid so that every horizontal row, every vertical column and every 3×3 box contains the digits 19, without repeating the numbers in the same row, column or box. You can't change the digits already given in the grid.

EASY
8th ICSE
IMPORTANT
One way of expressing 10 as a combination of five 9's is 9+9999=10. Find the further ways of doing so. 
EASY
8th ICSE
IMPORTANT

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A clock takes three seconds to strike 3 O' clock. How long does it take to strike 6 O' clock? 

MEDIUM
8th ICSE
IMPORTANT
What is the smallest integer that can be written with two digits?
MEDIUM
8th ICSE
IMPORTANT

Write 1 by using all the ten digits.

EASY
8th ICSE
IMPORTANT

Write 10 with five 9's. Do it in at least two ways?

EASY
8th ICSE
IMPORTANT
Write 100 by using all the ten digits.
MEDIUM
8th ICSE
IMPORTANT
Show four different ways of writing 100 with five identical digits.