Question
A thief steal a car at 2:30 pm and drive at a speed of
80 km/hr. Police came to know about thief at 3:30 pm and start chasing him with the speed of 90 km/hr. After how much kilometre police will catch the thief?Solution
Police came to know that thief after 1 hours. So distance b/w thief and the police 80 km, now police start chasing him with a relative speed of (90-80) = 10 km/hr. Time taken by police = 80/10 = 8 hrs. Distance run by police = 90 × 8 = 720 km
What will come in place of the question mark (?) in the following series?
22, 28, 37, ?, 72, 102
The question below is based on the given series I. The series I satisfy a certain pattern, follow the same pattern in series II and answer the questions...
9 25 ? 121 221 337
...7    12    34    117    ?   2465   14820
...- What will come in place of (?), in the given number series.
100, 95, 85, 70, ?, 25 What will come in place of the question mark (?) in the following series?
45, 68, 114, 183, 275, ?
What value should come in the place of (?) in the following number series?
56, 28, 28, 42, 84, ?
216, 81, 297, 378, ?, 1035, 1728
1221,     1100,     1000,     919,       ?
...18, 37, 60, ?, 120, 157
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