The HCF of x8 – 1 and x4 + 2x3 – 2x – 1 is :
x2 + 1
x2 – 1
x + 1
x – 1
If Suresh borrows Rs. 36000 from Mahesh at rate of interest 6% S.I, at the end of four years how much interest Suresh has to pay along with principal amount?
A train moving at speed of 90 km/hr crosses a pole in 7 seconds. Find the length of the train.
A clock only with only dots marking 3, 6, 9 and 12 positions has been kept upside down in front of mirror. A person reads the time in the reflection of the clock as 4.50. What is the actual time?
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