For the following questions answer them individually
The value of the expressionÂ
$$1800 \div 10 \left\{ \left( 18 - 6 \right) + \left[-2 \left( 1 +2 \right) \right]\right\}$$ is:
Study the following pie-chart carefully, which shows a state government's expenditure (% allocation) on various sectors during the year 2019. If ₹27 million were spent on transport in 2019, what would have been the total expenses (in million) of the given state government in that year considering mentioned sectors only?
In a class there are 26 boys and 24 girls. The Math teacher administered a test and found that the average score of the whole class is 85.If the average score of the boys was 82, find the average score of the girls.
A shopkeeper buys a note book for ₹85. He wants a profit of 20% after giving a discount of 15%. At what price should he mark the note book?
Taking $$\pi = 3.14$$, find the volume of a cylinder having its radius of base as 5 cm and its height as 24 cm.
The perimeter of an isosceles triangle is 80 cm. If the side that is not equal in length to any of the other two sides is 20 cm, find the length of each of the equal sides.
A number is first increased by 25% and then decreased by 10%. If the resulting number is 72, what is the original number?
The table given below provides information about the marks obtained by a group of students in a test.
What is total number of students in the group?
A sum of money becomes ₹2,000 in 3 years and ₹2,400 in 4 years, at the certain rate of yearly compound interest in case of annual compounding. Find the yearly rate of compound interest.