In a factory, 60 workers can stitch 120 m of clothes in 7 days, what length of clothes can be stiched by 70 workers in 5 days?

A and B together can complete a job in 8 days. Both B and C, working alone can finish the same job in 12 days, A and B commence work on the job, and work for 4 days, where upon A leaves , B continues for 2 more days , and then he leaves too, C now starts working, and finishes the job. How many days will C require to finish the remaining work? 

If 40% of a number is equal to 3 / 5th of another number, what will be the ratio of the first number and the second number?

If A exceeds B by 40%, B is less than C by   20% , then A:C is

A trader purchased a gift box for Rs. 150. What should be the marked price on the gift box so that after allowing a discount of 10 %, he makes a profit of 10 %? 

The value of $$ \sqrt{11.981+7\sqrt{1.2996}}$$ is closest to 

If a+b=17,and a – b =9, then the value of $$ {(4a^2+4b^2)}$$ is:

Two numbers are in the ratio of 5:6 and if 4 is added to the first number and 4 is subtracted from the second number then the ratio becomes 3:2. Find the difference between two numbers.