Respuesta:
r = 14
Explicación paso a paso:
3 1/7 = 3 + 1/7 = 21/7 + 1/7 = 22/7
Entonces:
22/7 * r = 44
22r = 44*7
22r = 308
r = 308/22
Comprobación:
(3 1/7)*14 = 44
3*14 + (1/7)*14 = 44
42 + 14/7 = 44
42 + 2 = 44
