14 men can do a work in 18 days ,15 women can do a work in 24 days. If 14 men work for first three days and 10 women work after that for three days find the part of work left after that?

Two trains cross each other in 14 sec when they are moving in the opposite direction, and when they are moving in the same direction they cross each other in 3 minute2 sec. Find the speed of the faster train by what percent more than the speed of the slower train?

A seller mark the price 50% above the cost price and give 10% discount on an item. While selling he cheats customer by giving 20% less in weight .Find his overall profit percent(approximate)?

A is 2 years older than B while B is 3 year younger than C. The ratio of age of A 6 years hence and B 2 years ago is 5:3. What was age of C 6 years ago?

A, B and C started a business with their investments in the ratio 1 : 2 : 4. After 6 month A invested the half amount more as before and B invested same the amount as before while C withdrew th of his investment. Find the ratio of their profits at the end of the year