The value of \( 0.1 \times 99\% \text{ of } 1000 + 1.5 \div 0.3 \times 1.1 \) is:
The pie chart given below gives the measures of the central angles of the sectors that reflect the number of flats in 6 different towers in a housing society with respect to the total flats in these 6 towers taken together.
If the difference between the number of flats in T2 and in T6 is 66. then what is the total number of flats in the 6 towers taken together?
The height of a trapezium is 68 cm, and the sum of its parallel sides is 75 cm. If the area of the trapezium is \( \frac{6}{17} \), times of the area of a square, then the length of the diagonal of the square is: \( \text{(Take } \sqrt{2} = 1.41 \text{)} \)
At present, the number of trees in a village is 52,020. It increases annually at the rate of 2%. What was the number of trees in the village two years ago?