The orthocentre of a triangle is the intersection of the triangle's three altitudes. In an acute angled triangle orthocentre is inside the triangle . ...

PFA the solution :

Hi Aniket, Is O the centre ?

Just count manually 5 , 0, 0 , 0, 0 4, 1, 0 , 0, 0 3, 2, 0, 0, 03, 1, 1, 0, 02, 2, 1, 0, 02, 1, 1, 1, 01, 1, 1, 1, 1 7 ways.

Alternate Approach:

Let the original speed be V km/hr an original time taken => T hr . Now, VT = ( V +3) ( T -2) => VT = VT - 2V + 3T - 6 = VT 3T - 2V = 6....

Hi Aniket! PFA the solution :

Let the number of apples be A and number of Mangoes be B Now CP of each apple => x , SP of each apple => 2x . CP of Each mango => 2x , SP...

Make a cheating of 20% while buying item means while buying he brought item worth Rs 120 in Rs. 100Now at the time of selling he cheats 35% . So he se...

Is it 84.6% ?

Hello Richa, Let the present age of B be x years. So ,when A was 3/5 of x. That time B was 5/7 of 28 = 20. Now , 28 - 3/5 x = x -20 { Di...

No Answer key for Syllogism 1. You shall have a discussion of the same in the class itself.

No Answer key for Syllogism 1. You shall have a discussion of the same in the class itself.

Let the total rings be n1st Nazgul recieved => 100 + (n - 100)/10 rings. 2nd Nazgul recieved=> 200 + 1/10(n - 300 - (n- 100)/10) rings . sin...