Answer the following.

How many millions make a billion?

Answer the following.

How many millions make a crore?

How many numbers are there between $576$ and $610$ ?

How many $6$-digit numbers are there in all?

Observe the pattern and write $3$ more lines.

$37\times 3=111$

$37\times 6=222$

$37\times 9=333$

$37\times 12=444$

$37\times 15=555$

$37\times .....=........$

$.....\times .....=........$

$.....\times .....=........$

Observe the pattern and write $3$ more lines.

$0\times 9+1=1$

$1\times 9+2=11$

$12\times 9+3=111$

$123\times 9+4=1111$

$1234\times 9+5=11111$

$12345\times 9+.....=........$

$.....\times 9+.....=........$

$.....\times 9+.....=........$

Observe the pattern and write $3$ more lines.

$999,999\times 1=0999,999$

$999,999\times 2=1,999,998$

$999,999\times 3=2,999,997$

$999,999\times 4=3,999,996$

$999,999\times 5=......$

$999,999\times 6=......$

$999,999\times 7=......$

Arrange the following prices (in ₹) of television sets in ascending order:

$20,585 ; 47,840 ; 20,510 ; 55,945 ; 64,800$

Arrange the following prices (in ₹) of television sets in ascending order:

$3,84,651 ; 98,432 ; 4,27,554 ; 3,21,157 ; 92,354$