RRB Group D Model Set 3
(1)There are 50 students in a class. One student weighting 40 kg goes away and at the same time another student joins the class. If the average weight of the class is thus reduced by 100g, then the weight of the new boy (in kg ) is
(a) 35
(b) 42
(c) 37
(d) 48
(2) When a number is divided by 121, the remainder is 25. If the same number is divided by 11, then the remainder would be
(a) 5
(b) 23
(c) 3
(d) 14
(3) Two trains are running with 30 km and 58 km per hour respectively in the same direction. A man in the slower train passes the faster train in 18 seconds. The length of the faster train is
(a) 80 m
(b) 140 m
(c) 67 m
(d) 156 m
(4) A man spent 5 percent of his income in insurance and 5 percent of the remainder in tax. Then he was left with Rs. 20 more than 90 percent of his total income. His income was
(a) 9000
(b) 7600
(c) 10000
(d) 12000
(5) The smallest prime number greater than 1000 is
(a) 1007
(b) 1002
(c) 1009
(d) 1010
Directions : Find the missing number.
(6) 3, 15, 35, ?, 99, 143
(a) 67
(b) 76
(c) 56
(d) 63
(7) 2, 6, 30, 60, 130, ?
(a) 234
(b) 167
(c) 210
(d) 140