Two students appeared for an examination. One of them secured 26 marks more than the other and his marks were 75% of the sum of their marks. The marks obtained by them are
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ΔXYZ is similar to ΔPQR. If ratio of Perimeter of ΔXYZ and Perimeter of ΔPQR is 4:9 and if PQ = 27 cm, then what is the length of XY (in cm)?
A train travelling at 76 kmph crosses a 450 m long platform in 27 seconds. What is the length of the train?
If a - b = 6 and ab =16, then a3 - b3 is
The 3rd and 9th term of an arithmetic progression are -8 and 10 respectively. What is the 16th term?
The sum of 2xy(3x + 4y - 5z) and 5yz(2x - 3y) is
Select the odd number from the given alternatives.
What is the value of xy if x - y = 3 and x2+y2=15?