Wipro Placement Aptitude set 1
| 1. |
12 members were present at a board meeting. Each member shook hands with all of the other members before & after the meeting.How many handshakes were there? |
| A. | 130 |
| B. | 134 |
| C. | 132 |
| D. | 135 |
| 2. |
A garrison has enough food for 120 soldiers for 42 days. After 12 days, 30 new soldiers join the garrison , now food will last for how many days beginning with the day of arrival of new soldiers. |
| A. | 37.5 days |
| B. | 52.5 days |
| C. | 36 days |
| D. | 24 days |
| 3. |
The cost price of 10 articles is equal to the selling price of 9 articles. find the profit percent. |
| A. | 101/9% |
| B. | 100/9% |
| C. | 102/9% |
| D. | 103/9% |
| 4. |
A train passes by a stationary man standing on the platform in 8 seconds and passes by the platform completely in 32. If the length of the platform is 270 m, what is the length of the train? |
| A. | 100 m |
| B. | 90 m |
| C. | 110 m |
| D. | 120 m |
| 5. |
An emergency vehicle travels 10 miles at a speed of 50 miles per hour.How fast must the vehicle travel on the return trip if the round-trip travel time is to be 20 minutes? |
| A. | 75 miles per hour |
| B. | 70 miles per hour |
| C. | 65 miles per hour |
| D. | 80 miles per hour |
| 6. |
The ratio of radii of two right circular cylinders is 6:7 and their heights are in the ratio 5:9. The ratio of their respective curved surface areas is |
| A. | 14:15 |
| B. | 17:19 |
| C. | 23:29 |
| D. | 10:21 |
| 7. |
From the salary of an officer 10% gets deducted as House Rent Allowance, 15% he spends on Children’s education, 10% is spent on clothings. After his expenses he is left over with Rs3780. Find his income. |
| A. | 21200 |
| B. | 18450 |
| C. | 22100 |
| D. | None of these |
| 8. |
In how many ways can the 7 letters A,B,C,D,E,F and G be arranged so that C and E never together. |
| A. | 5040 |
| B. | 6480 |
| C. | 3600 |
| D. | 1440 |
| 9. |
Price of cooking oil has increased by 25%. What percent of reduction that a family could afford in the usage of cooking oil so as not to increase the expenditure? |
| A. | 25% |
| B. | 16.33% |
| C. | 10% |
| D. | 20% |
| 10. |
Mary and John can do a piece of work in 24 days; John and Vino in 30 days; Vino and Mary in 40 days. If Mary,John and Vino work together they will complete the work in : |
| A. | 10 days |
| B. | 20 days |
| C. | 17 days |
| D. | 15 days |
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