Calculate how many days it will take for 10 boys to paint a 80 m long wall if 6 boys can paint a 70 m long wall in 8 days,  Choose the correct choice from the following choices:  A) 9.48 days  B) 3.48 days  C) 7.48 days  D) 5.48 days  E) 6.48 days
The length of wall painted by one boy in one day = 70 / 6 * 1/8 = 1.46 m   No. of days required to paint 50 m cloth by 8 boys = 80/ 10 *1/ 1.46 = 5.48 days.   5.48 days
<result>D</result>
Calculate how many days it will take for 10 boys to paint a 80 m long wall if 6 boys can paint a 70 m long wall in 8 days,