Simplify 2723912 332

Which of the following angles can be constructed with the help of just a ruler and a pair of compasses?

A roller is in the shape of ____________.

Find the least number of square tiles of equal dimensions required to pave the floor of a room 4.03 m long and 2.17 m broad.

The radius of a circle is proportional to its diameter. Find the constant of proportionality.

The curved surface area of a cylinder is 2200 sq cm and circumference of its base is 220 cm. Then the height of the cylinder is:

Simple interest on a certain sum of money for 4 years at 4% per annum exceeds the compound interest on the same sum for 3 years at 5 percent per annum by ₹228. Find the sum.

In figure AB = CB and O is the centre of the circle. Prove that BO bisects ∠ABC. [1 MARK]

Question 1 Draw a line segment of length 7.6 cm and divide it in the ratio 5:8. Measure the two parts.

A big iron boiler tank opened on top is cylindrical in shape.It has height is 10 m and radius is 7m. It gets corroded at a rate of 3 sq. meter/day. The number of days in which it totally gets corroded is: (Take pi=227)

If A = {2, 4, 6, 8} and B = {1, 2, 3, 4, 5}, then A - B = ______.

Question 9 Can the experimental probability of an event be greater than 1? Justify your answer.

Question 12 Concentration of SO2(in ppm)Number of days (frequency)0.00−0.0440.04−0.0890.08−0.1290.12−0.1620.16−0.2040.20−0.242Total30 The above frequency distribution table represents the concentration of Sulphur dioxide in the air in parts per million of a certain city for 30 days. Using this table, find the probability of the concentration of Sulphur dioxide in the interval 0.12−0.16 on any of these days.

Series- 15,136,55,104,79,? 😃😃

Please give me some questions to plotting points on graph and finding its area.