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Q26. If (x+(1/x))=4,the value of (x5+(1/x5)) is:
A. 724
B. 500
C. 752
D. 525
Ans. A
Q27. A Jar contains 30 liters mixture of Milk and Water in the ratio of x:y respectively. When 10 liters of the mixture is taken out and replaced it water, then the ratio becomes 2:3. Then what is the initial quantity of Milk in the Jar?
A. 18 Liter
B. 20 Liter
C. 12 Liter
D. 15 Liter
Ans. A
Q28. A Jar contains 100 liters of Milk a thief stole 10 liters of Milk and replaced it with water. Next, he stole 20 liters of Milk and replaced it with water. Again he stole 25 liters of Milk and replaced with water. Then what is the quantity of water in the final
mixture?
A. 55 Liter
B. 54 Liter
C. 50 Liter
D. 46 Liter
Ans. D
Q29. A Container contains ‘X’ Liters of Milk. A thief stole 50 Liters of Milk and replaced it with the same quantity of water. He repeated the same process further two times. And thus Milk in the container is only ‘X-122’ liters. Then what is the quantity of water
in the final mixture?
A. 124 Liter
B. 128 Liter
C. 250 Liter
D. 122 Liter
Ans. D
Q30. The perimeter of a square is equal to twice the perimeter of a rectangle of length 10 cm and breadth 4 cm. What is the circumference of a semi-circle whose diameter is equal to the side of the square?
A. 46 cm
B. 36 cm
C. 38 cm
D. 23 cm
Ans. B