Shri K Das owns several properties the annual letting value of which amounts to Rs 465000 including Rs 78000 for a bungalow where he resides. He claims the following expenses in addition to the statutory allowance for repair. Rs 1000 for insurance premiums Rs 5000 for interest on loan taken to repair the residential house Rs 3000 for vacancy allowances Rs 300 for ground rent and 20000 for rent collection charge. During the previous years one tenant defaulted in the payment of rent of Rs 30000 for three months. The legal proceedings instituted in a court of law for the recovery of rent have not been disposed off. 

From a lot of 30 bulbs which includes 6 defectives, a sample of 4 bulbs is drawn at random with replacement. Find the probability distribution of the number of defective bulbs. Solve without Bernoulli trial. 

Show that cos(x+y) = cosx*cosy sinx-siny

 

How many prime numbers are there between 0 and 30

construct a triangle ABC in which CA is equal to 6 CM AB equal to 5 cm and angle BAC equal to 45 degrees then construct a triangle whose sides are 0.6 times the corresponding sides of triangle ABC

Tangent length from a point at a distance of 12cm of a circle is 10cm find the radius of the circle

If the sides of a parellogram touches to a circle prove that it is a rhombus

Umang

Inner circular is 2cm find area of shaded region

find the equations of the sides of equilateral triangle whose vertex is (2,3) and base is y-axis

I did not understand this question. Can you please explain🙏🙏

3 dimensional Geometry class +2 ncert solution

 

A piece of wire is bent into an equilateral triangle of side 6.6cm.

In the last 3rd step how is it 1- 1/2 and not 1 plus  1/2

Prove that 1 + 1 /1+2 + 1 /1+2+3 + ………. + 1/ 1+2+3+⋯+𝑛 = 2𝑛/ 𝑛+1 ; n ∈

How is it 1- 1/2