If abc > 0, such that a, b, c are integers then which of the following must be true?

Given below are two statements : Statement I : Ram and Shyam can finish a task by working together in 6 days. If Shyam can finish the task by working alone in 8 days, then Ram alone will take 24 days to finish it. Statement II : If 6 persons working 8 hours a day earn ₹8,400 per…

A cylindrical vessel of radius 4 cm contains water. A solid sphere of 3 cm radius is lowered into the water until it is completely immersed. The water level in the vessel will rise by :

If the roots of the equation px² + x + r = 0 are reciprocal to each other, then which one of the following is correct?

Find the number of permutations that can be made from the letters of the word OMEGA, if the vowels occupy odd places.

A dishonest dealer sells his goods at 10% loss on cost price and uses 30% less weight. What is his profit or loss percentage?

Ramesh invests ₹1,200 at 5% simple interest. How much additional money must he invest at 8% simple interest so that his total annual income will be equal to 6% of his total investment during this year?

Arrange the following in increasing order: (A) ⁴√3 (B) ³√2 (C) ⁶√5 (D) ⁶√7 Choose the correct answer from the options given below :

A train travelling at 48 km/h completely crosses another train having half the length of first train and travelling in opposite direction at 42 km/h in 12 seconds. The train having speed 48 km/h also passes a railway platform in 45 seconds. What is the length of the platform?