Reeta buys 90 kg potatoes and sells them at a profit equal to the cost price of 40 kg potatoes. Find her profit percentage.
\(44 \tfrac{4}{9}\%\)
\(44 \tfrac{5}{9}\%\)
\(34 \tfrac{4}{9}\%\)
\(34 \tfrac{5}{9}\%\)
The bar graph shows the number of books published by a company in different years. In which year(s) the number of books published is more than the average number of books published in the mentioned years?
Only 2020
2014, 2016, 2018 and 2020
2016, 2018 and 2020
2018 and 2020
If the total surface area of a hemisphere is 192π cm2, then the radius of the base of the hemisphere is:
A famous basketball league team is planning to paint the entire basketball shaped dummy whose radius is 7 m. A painter is hired who tells that 5.4 liters of paint will be used to paint the area of 36 m². How much paint (in l) is required? (round off to one decimal place)
\(\text{(Take } \pi = \frac{22}{7}\text{)}\)