1. Amit and Sujit together can complete an assignment of data entry in five days. Sujit’s speed is 80% of Amit’s speed and the total key depressions in the assignment are 5,76,000. What is Arnit’s speed in key depressions per hour if they work for 8 hours a day? (3)
- 4800
- 6400
- 8000
- 7200
- None of these
2. Out of five girls and three boys, four children are to be randomly selected for a quiz contest. What is the probability that all the selected children are girls? (1)
- 1/14
- 1/7
- 5/17
- 2/17
- None of these
3. Profit earned by an organisation is distributed among officers and clerks in the ratio of 5:3. If the number of officers is 45 and the number of clerks is 80 and the amount received by each officer is Rs. 25,000, what was the total amount of profit earned? (4)
- Rs.221akh
- Rs. 18.25 lakh
- Rs. 18 lakh
- Rs. 23.25 lakh
- None of these
4. A shopkeeper labelled the price of his articles so as to earn a profit of 30% on the cost price. He then sold the
articles by offering a discount of 10% on the labelled price. What is the actual per cent profit earned in the deal (5)
articles by offering a discount of 10% on the labelled price. What is the actual per cent profit earned in the deal (5)
- 18%
- 15%
- 20%
- Cannot be determined
- None of these
5. Mr Shamin’s salary increases every year by 10% in June. If there is no other increase or reduction in the salary and his salary in June 2011 was Rs. 22,385, what was his salary in June 2009? (4)
- Rs. 18,650
- Rs. 18,000
- Rs. 19,250
- Rs. 18,500
- None of these