Q. What is the length of the greatest rod that can be placed in a hall 12 m long, 4 m broad and 3 m high?
1) 9 m
2) 18 m
3) 13 m
4) 15 m
Q. Pure ghee costing Rs.100 per kilogram and vegetable oil costing Rs.50 per kilogram are mixed in some ratio and sold at Rs.96 per kilogram so as to gain 20%. In what ratio is ghee and oil mixed?
1) 3 : 4
2) 3 : 2
3) 2 : 3
4) 4 : 3
Q. Find the least number that is divisible by 12, 18, 21, and 30.
1) 1020
2) 1260
3) 1620
4) 1060
Q. A sum of Rs. 25,000 amounts to Rs. 32,000 in 4 years. What is the rate of Interest?
1) 8%
2) 6%
3) 6.5%
4) 7%
Q. Find the HCF of 513, 1134 and 1215.
1) 36
2) 27
3) 18
4) 33
Q. What day of the week will 1 January, 2022 be?
1) Saturday
2) Monday
3) Thursday
4) Sunday
Q. A right circular cylinder just encloses a sphere of radius 6 cm. If A and B are their curved surface areas, then :
1) Cannot be determined
2) A = B
3) A < B
4) A > B
Q. If the selling price is doubled, then profit triples. What is the profit per cent?
1) 100%
2) 120%
3) 80%
4) 60%
Q. Ten years ago, the ages of father and son were in the ratio 3 : 1. Ten years hence this ratio will be 2 : 1. What is the age of the father now?
1) 70
2) 75
3) 65
4) 55
Q. Club A had won 30% of the first 60 matches it had played in a particular season. Then the minimum possible number of additional matches the Club A should play to achieve a success rate of 44% in that season is -
1) 15
2) 20
3) 30
4) 25
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