A envelop weight 8.5 gm,if 880 of these envelop are sent with an advertisement mail. How much wieght?	Choose the correct choice from the following answers:
A) 6.6 kg
B) 6.8 kg
C) 7.48 kg
D) 6.9 kg
E) 7.8 kg

Rationale: "880 * 8.5 7480.0 gm 7.48 kg answer : c"
Answer: C