For the following questions answer them individually
The ratio of the number of males and females in a group is $$6 : 7$$. Fifteen females leave the group. As a result, this ratio becomes $$12 : 11$$. Now, if 6 males join the group, then what will be the ratio of the number of males and females in the group?
When an article is sold at a discount of 40% on its marked price, the profit is 25%. What is the ratio of the cost price to the marked price of the article?
The sides of a triangular park are 200 m, 210 m and 290 m. The area of the park (in hectares)is:
Pipe A and Pipe B can fill the tank in 24 and 30 hrs respectively, while Pipe C can empty it in x hours. If A and B are opened for 10 hours after that C is opened, it empties the tank in 90 hours, then what is the value of x ?
The Table given below presents the figures of the production (in thousands) of different types of vehicles by a company during the years 2013-2018.
In how many years is the production of type C vehicles, below the average production of type D vehicles over six years?
The ratio of incomes of A and B is 3 : 8 and the ratio of their savings is 9 : 25. If the income of A equals the expenditure of B, then the ratio of expenditures of A and B is:
Let x be the greatest number which when divides 6475, 4984 and 4132, the remainder in each case is the same. What is the sum of digits of x a?
The Table given below presents the figures of the production (in thousands) of different types of vehicles by a company during the years 2013-2018.
The ratio of the total production of type A vehicles in 2013 and 2016 to the total production of type C vehicles during 2015 to 2017 is:
In an examination, 40% of the students who appeared were boys and the rest were girls. The pass percentage of the boys was 60% and the overall pass percentage was 56%. What was the pass percentage of the girls?
What is the simple interest on ₹35000 at $$\frac{18}{7}\%$$ per annum for a period of 9 months?