SSC Government Jobs Exams Numerical Ability Time Distance and Speed

A rocket, initially at rest, is fired vertically with
an upward acceleration of 10 m/s2. At an altitude
of 0.50 km, the engine of the rocket cuts off. What
is the maximum altitude it achieves from ground ?
(A) 1.9 km (B) 1.3 km
(C) 1.6 km (D) 1.0 km

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SSC Other Question
What is the common roots of the quadratic
equations x^2
– x –2 = 0 & x^2
– 5x + 6 = 0
(A) –2 (B) –1
(C) 0 (D) 2
What is the probability of selecting a prime number from 1,2,3,... 10 ?

Options
1) 25
2) 15
3) 35
4) 17