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Earn 100
Two towns A and B are apart. A school is to be built for students of town B and students of town A. The expenditure on transport is per per person. If the total expenditure on transport by all students is to be as small as possible, the the school should be built at _____.
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Important Questions on Review Tests - Block II
MEDIUM
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IMPORTANT
A person who has a certain amount with him goes to the market. He can buy oranges or mangoes. He retains of the amount for taxi fare and buys mangoes and of the balance he purchases oranges. Number of oranges he can purchase is _____.
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hens costs . Then what does each hen cost, where numbers at are not visible or are written in illegible hand?
EASY
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The average marks of a student in ten papers are . If the highest and the lowest score are not considered, the average is . If his highest score is , find the lowest.
MEDIUM
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A shipping clerk has five boxes of different but unknown weights, each weighing less than . The clerk weighs the boxes in pairs. The weights obtained are and . What is the weight of the heaviest box?
HARD
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The total expenses of a boarding house are partly fixed and partly varying linearly with the number of boarders. The average expense per boarder is when there are boarders and when there are boarders. What is the average expense per boarder when there are boarders?
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A yearly payment to a servant is plus one turban. The servant leaves the job after nine months and receives and a turban, then find the price of the turban,
MEDIUM
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A leather factory produces two kinds of bags, standard and deluxe. The profit margin is on a standard bag and on a deluxe bag. Every bag must be processed on machine A and on machine B. The processing times per bag on the two machines are as follows:
| Time required (Hours/bag) | ||
| Machine A | Machine B | |
| Standard | ||
| Deluxe | ||
The total time available on machine A is and on machine B is . Among the following production plans, which one meets the machine availability constraints and maximises the profit?
EASY
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Three math classes: X, Y and Z take an algebra test. The average score of class X is , that of class Y is and that of class Z is . What is the average score of classes X, Y and Z?
