Quantitative-aptitude Questions Set 313:
At 3:20, the hour hand and the minute hand of a clock form an angle of?
Solution:
The appropriate value of P for the equation (P! + 1) = (P + 1)^2 is:
Solution:
Three numbers are in the ratio of 2:3:4, and their product is 648. The largest of these numbers is:
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The sum of the squares of three numbers is 138, while the sum of their products taken two at a time is 131. Their sum is:
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The average marks obtained by a student in three papers is 52. In the fourth paper, the student obtains 60 marks. Find the new average.
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The price of 10 chairs is equal to that of 4 tables. The price of 15 chairs and 2 tables together is Rs. 4000. The total price of 12 chairs and 3 tables is:
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25 poles are placed at a distance of 1 meter each between each pole. A vehicle takes 24 seconds to reach the 13th pole. How much time will it take to reach the last (25th) pole?
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Given the following information about three numbers:
- The sum of the first two numbers is 45.
- The sum of the second and third numbers is 55.
- The sum of the third number and thrice the first number is 90.
Find the second number.
Solution:
A factory employs skilled workers, unskilled workers, and clerks in the proportion 8:5:1. The wages of a skilled worker, an unskilled worker, and a clerk are in the ratio 5:2:3. When 20 unskilled workers are employed, the total daily wages of all amount to Rs. 3,180. Find the daily wages paid to each category of employees.
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- A cuboid-shaped wooden block has 6 cm length, 4 cm breadth and 1 cm height.
- Two faces measuring 4 cm x 1 cm are coloured in black.
- Two faces measuring 6 cm x 1 cm are coloured in red.
- Two faces measuring 6 cm x 4 cm are coloured in green.
- The block is divided into 6 equal cubes of side 1 cm (from 6 cm side), 4 equal cubes of side 1 cm(from 4 cm side).
How many cubes will have 4 coloured sides and two non-coloured sides ?
Solution:
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