Question

ramesh needs 1/3 of an hour to paint a table and 1/4 of an hour to paint a chair.how much time will he need to paint 3 tables and 4 chairs?

Answer 1

Time needed for 3 tables = 1/3 * 3= 1 hr
Time needed for 4 chairs = 1/4 * 4=1 hr
Total time needed = 1 +1 = 2 hr = 120 min

Answer 2

Time needed for paint 1 tables = 1/3 of an hour

Ramesh needed for paint 1 chair= 1/4 of an hour

Time needed for paint 3 tables= 1/3*3 =1hour

Time needed for paint 4 chairs = 1/4*4 = 1 hour

Total time needed for paint chair and table = 1+1 hours= 2 hours = 120 minutes