For the following questions answer them individually
PM is the median of $$\triangle PQR$$. O is the centroid of $$\triangle PQR$$. If PO = 27 cm. then what is the length of PM?
What is the sum of all three digit numbers which are divisible by 20?
Average weight of 10 persons is 40 kg. A new person join the group and average weight of 11 persons becomes 42 kg. What will be the weight of new person?
What is the value of $$\cosec A (1 - \cos A)(\cosec A + \cot A)$$?
In how much time will a sum of Rs. 12500 amounts to Rs. 20000 at the rate of 8 percent per annum at simple interest?
In a school there are total 414 students. The ratio of boys and girls is 5 : 4. If 46 more boys gets admitted into the school, then what will be the new ratio of boys and girls?
What is the total surface area of a cylinder having radius of base as 7 cm and height as 5 cm?
What is the value of $$\frac{\frac{3}{4} \div \frac{9}{64} + \frac{7}{11} \times \frac{121}{14} - \frac{9}{13} \times \frac{65}{36}}{\frac{1}{2} \div \frac{4}{5} + \frac{3}{4} \times \frac{16}{15}}$$?
Tangent drawn from a point P, touches the circle at Q. O is the centre of this circle. If PQ = 12 cm and OQ = 5 cm, then what is the value of OP?
The average of 5 consecutive even numbers is A. If next 5 even numbers are also included, then what is the average of these 10 numbers?
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