A sum of money triples itself at simple interest 8% per annum over a certain time. Find the number of years. a) 8 years b) 15 years c) 23 years d) 25 years
94 is divided into two parts in such a way that the fifth part of the first and the eighth part of the second are in the ratio 3 : 4. The first part isa) 28 b) 30 c) 36 d) 40
A circular road runs round a circular ground. If the difference between thecircumferences of the outer circle and the inner circle is 99 metres, the widthof the road is...a) 19 cm b) 31.50 cm c) 15.75 cm d) 17.50 cm
The Percentage of literacy in a village is 49%. Find the number of illiterates in the village, if the population is 7600 a) 3876 b) 3724 c) 3742 d) 3867
400 square metres have to be painted. 1 litre of paint A costs Rs. 150 and can be used to paint 4 sq.m. 1 litre of paint B costs Rs. 200 and can paint 6 sq.m 1 litre of paint C costs Rs. 250 and can paint 8 sq.m . least cost of painting 400 sq.m. is a) Rs. 10,000 b) Rs. 12,500 c) Rs. 15,000 d) Rs. 16,250
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