Question
Which of the statements given below are correct?Â
1. A person having blood group 'A' can donate blood to persons having blood group 'A' and blood group 'AB'. 2. A person having blood group 'AB' can donate blood to persons having blood groups 'A', 'B', 'AB' or 'O'. 3. A person with blood group 'O' can donate blood to persons having any blood group. 4. A person with blood group 'O' can receive blood from the person of any of the blood groups. Select the correct answer using the code given below:Solution
A person with AB blood group can receive blood from any group but cannot donate blood to any group other than AB. O individual can receive blood only from a group of O individual but can donate blood to all groups.Â
Time taken by 'A', 'B' and 'C' to complete a work is 51 days, 85 days and 102 days respectively. All of them started the work together but 'B' and 'A' l...
Person A can complete a certain task in 20 days, while person B can finish the same task in x days. Together, they can complete the task in 12 days. Det...
X and Y together complete a job in 18 days, while Y alone can do it in 30 days. The ratio of efficiencies of X and Z is 4:5 respectively. What is the ra...
A and B can complete a work in 12 days and 16 days, respectively. They start working together, but after 4 days, A leaves the work. C joins B, and they ...
‘A’ can do a piece of work in 15 days. ‘B’ can do 60% of the same work in 20 days. If they work together for the entire time and get paid Rs.145...
Amin, Basha and Cheez can do a piece of work in 90, 40 and 12 days respectively. But they decide. That a single person will work in a day and receive Rs...
- 10 machines can produce 25 items in 5 hours. How long will 8 machines take to produce 40 items?
P and Q can complete a work in 36 days and 54 days, respectively. P, Q and R together can complete the work in 18 days. If R get a total wage of Rs. 594...
‘D’ and ‘E’ together finish a task in 20 days. If ‘D’ is 70% more efficient than ‘E’, how many days will ‘E’ take to complete the ta...
Anand is capable of finishing a task in 36 days when working solo. Akash, being 40% more efficient than Anand, can accomplish tasks quicker. Calculate h...