For the following questions answer them individually
X is 60% more efficient than Y, and Y alone can do a work in 80 days. Working together, X and Y will complete 52% of the same work in:
A car covers a distance of 450 km at a certain uniform speed (in km/h). The number of hours it takes for the journey is $$\frac{1}{8}$$; of the number representing the speed. The time taken (in hours) by the car to cover the distance is:
A certain sum is lent at 5% p.a. for 2 years, 9% p.a. for the next 3 years and 13% p.a. after 5 years. If the simple interest on the sum for a period of 10 years is ₹8,160, then the sum (in ₹) is:
The average score of A, B and C in a test is 78 and that of C, D and E is 52. The average score of E and F is 48 and that of E and C is 60. What is the average score of A, B, C, D, E and F?
Study the given pie chart and answer the question that follows:
The given pie chart shows the distribution ( degree wise) of students in a college playing different sports.
The difference between the number of students playing chess and badminton is x . The value of x lies between:
The ratio of acid to water in solutions A and B is 2 : 7 and 4 : 5, respectively. these solutions are mixed in the ratio of 4 : 3. What is the ratio of acid to water in the resulting solution?
Study the given pie chart and answer the question that follows:
The given pie chart shows the distribution ( degree wise) of students in a college playing different sports.
If the ratio of the number of male students to that of female students playing hockey is 6 : 7 and 40% of the number of students playing tennis are females. then the total number of male students playing hockey and tennis is:
Anu, sells aiticles A and B for ₹4,000 each, with no loss or profit in the entire transaction. If A is sold at a 25% profit, then B is sold at a loss of: