In the given figure, ∠QRN = 40°, ∠PQR = 46° and MN is a tangent at R. What is the value (in deg) of x, y and z respectively?
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A can do 1/3rd of a job in 3 days and B can do half of the job in 9 days. If they work on it together, then in how many days can they finish half of the job?
When a discount of 20% is given on a monthly train pass, the profit is 44%. If the discount is 29%, then the profit is _____.
The value of 3x9n+1+9x32n-19x32n-6x9n-1 is equal to
The value of 2.33+0.0272.33-0.69+0.09
The flight fare between two cities is increased in the ratio 9:11. What is the increase (in Rs) in the fare, if the original fare was Rs. 18,000?
A can do a piece of work in 18 days. He worked at it for 12 days and B finished the remaining work in 8 days. B alone can do the whole work in
Simple interest on a sum for six months at 5% per annum is Rs 65.5.What is the value (in Rs) of sum ?