1. A man buys 3 cows and 8 goats in 47,200 .instead if he would have bought 8 cows and 3 goats , he had to pay 53,000 more . Cost of one cow ?
1. 11,000
2. 12,000
3. 13,000
4. 10,000
5. 14,000
2. Number of digits in square root of 62478078 is :
1. 4
2. 5
3. 6
4. 3
5. 7
3. The ratio of inradius and circumradius of square is :
1. 1:(2)^1/2
2. (2)^1/2 : (3)^1/2
3. 1 : 3
4. 1: 2
4. It 10 men or 20 women or 40 children can do a piece of work in 7 months , then 5 men , 5 women and 5 children together can be do of the work in :
1. 6 months
2. 8 months
3. 5 months
4. 4 months
5. 7 months
5. A shopkeeper marks the price of an article at 80 . What will be the selling price , if he allows two successive discounts at 5% each ?
1. 72.2
2. 72
3. 85
4. 7.2
5. 6.25
6. Which of the following successive discounts is better to a customer ?
1. 20% , 15% ,10%
2. 25% , 12% , 8%
3. Both same
4. 8% , 11% , 10%
5. None of these
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