Refer to the following data table and answer the question. The maximum marks for each subject is 100.
| Subjects | Marks Scored |
| Math | 83 |
| Science | 51 |
| Hindi | 68 |
| English | 62 |
| Sanskrit | 71 |
Seven marks are to be deducted from each subject because of poor attendance. What will be the net average marks scored by the student?
A vendor bought candies at βΉ5 each. At what price must he sell to make 20% profit?
The curved surface area of a right circular cylinder is 8580 sq.cm. If the height of the cylinder is 15cm, then find the diameter of the circular base.\(\text{(Take } \pi = \frac{22}{7}\text{)}\)
Find the HCF of \(2^3 \times 3^3 \times 5^2 \times 7^2,\; 2^4 \times 3^2 \times 5^3 \times 7^2\) and \(3 \times 5 \times 7 \times 11\).