1.4 men can repair a road in 7 hours. How many men are required to repair the road in 2 hours ?

A) 17 men

B) 14 men

C) 13 men

D) 16 men

2.acetic acid solution for a manual dilution of WBCs. Only a 6%\" role=\"presentation\" style=\"display: inline; line-height: normal; word-spacing: normal; overflow-wrap: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; position: relative;\">6%6% solution of acetic acid is available. How would the 2%\" role=\"presentation\" style=\"display: inline; line-height: normal; word-spacing: normal; overflow-wrap: normal; white-space: nowrap; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; position: relative;\">2%2% solution be prepared?