The answer will depend on the quality of the felt and where in the world you are buying it.
20 cm is 15 pence
15 inches = 38.1 cm.
It is 15 cm
15*9 cm = 135 cm = 53.15 inches. This is NOT the same as the area of 15 cm x 9 cm since that is not what the question was about.
Zero. See Discussion page.
457.2 cm
1 and a half cm
A reasonable length for a [new] pencil is 15 cm. After much [use and] sharpening, it may be reduced to a pencil [stub] only 1.5 cm = 15 mm long.
15 inches = 38.1 centimetersAlgebraic Steps / Dimensional Analysis Formula15in*2.54 cm1 in=38.1cm
I am guessing it is 7 to 15 cm long
14
$20