contestada

If the weight of 12 sheets of thick paper is 40 gm, how many sheets
of the same paper would weigh 2 ½ kg?

Respuesta :

40 ÷ 12=3 ⅓

2 ½ kg=2500 gm

2500 ÷ 3 ⅓=2500 × 3 ÷ 10=750 gm

Answer: 750 gm