32 shirt pieces of 120cm each can be cut from a reel of cloth. After cutting these pieces 80 cm of cloth remains. What is the length of reel of cloth in meters?

A. 38.70 meters

B. 39.20 meters

C. 3870 meters

D. 3920 meters

Answer: Option B

Solution(By Examveda Team)

$$\eqalign{ & {\text{Length of reel}} \cr & {\text{ = (32}} \times {\text{120 + 80)}}\,{\text{cm}} \cr & {\text{ = 3920}}\,{\text{cm}} \cr & {\text{ = 39}}{\text{.20}}\,{\text{m}} \cr} $$