Company: KLA_MCQ
Difficulty: medium
A ship develops a leak 12 km from the shore. The ship is still able to move towards the shore at a speed of 8 km/hr, but it can only stay afloat for 20 minutes. If a rescue vessel leaves from shore toward the ship and it takes 4 minutes to evacuate the ship's crew and passengers, what is the minimum required speed of the rescue vessel to allow the passengers and crew to be rescued?
The difference between a two-digit number and a number obtained by interchanging the digits is 36. What is the difference between the sum and the difference of its digits if the ratio between the digits is 1 : 2?
The six faces of a cube are painted with different colors: red, black, brown, blue, white, and green. Red is opposite to black. Green lies between red and black. Blue is adjacent to white. Brown is adjacent to blue. Red is at the bottom. What color is opposite to brown?
Fresh strawberries contain 70% water by weight while dry strawberries contain 25% water by weight. What is the weight of dry strawberries available from 80 kg of fresh strawberries?
At a farm, there are hens, cows, bullocks, and keepers to look after them. There are 69 more legs than heads. The number of cows is twice the number of bullocks. The number of cows and hens is the same. There is one keeper for every 10 animals (hens, cows, and bullocks). The total number of animals and keepers does not exceed 50. What is the number of cows?
Given the logic: ABC -> EFGH -> EGGH and AC -> ? -> WYYZ. Determine the value of '?' in the lower sequence.
A furniture shop has six identical steel cabinets of brand A and four identical steel cabinets of brand B. Three customers buy one cabinet each. What is the probability that two or more cabinets of brand A have been sold?
A chemist has three acid solutions: Solution A (10 liters of 60% acid), Solution B (20 liters of x% acid), and Solution C (30 liters of 20% acid). He wants to prepare exactly 40 liters of a 45% acid solution by mixing the entire solution A, half of solution C, and just enough of Solution B. What is the percentage of acid in Solution B?
There are two couples, the Harringtons and Harleys. The Harringtons have only one child, Thomas. The Harleys have one child, Anne. If Mrs. Harley's sister is Thomas's aunt, which of the following cases can be true? Case-1: Mr. Harrington is Mrs. Harley's brother. Case-2: Mr. Harley is Mrs. Harrington's brother. Case-3: Mrs. Harrington is Mrs. Harley's sister.
A square (S), circle (C), equilateral triangle (E), and hexagon (H) all have the same perimeter. Which of them encloses the maximum area?