Fractions

Answer all the questions below and press submit to see how many you got right.

id: 4511

$8\div 15 = \frac{8}{?}$

id: 4554

What is the denominator in the fraction $\frac{6}{16}?$

id: 4532

A pizza is cut into $6$ equal sized pieces of size $\frac{1}{x}.$ What is $x?$