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Assume total work = LCM (18, 27) = 54 If the entire work is 54 units, Virat can complete 3 unit per day, and Sachin can complete 2 unit per days In 3 days, Virat completes 9 units and got Rs.2700 i.e. Rs.300 per unit. Remaining work = (54 – 9)unit = 45 unit ∴ Sachin earning = Rs.45 × 300 = Rs. 13500
Find the reciprocal of the complex number z = 9 – 4i.
A rectangular prism has dimensions 10 cm × 6 cm × 4 cm. If a cube of side 2 cm is removed from one of the corners, what is the volume of the remaining...
Find the rank of the word 'PROPER' in dictionary order among all its permutations.
A milkman initially prepared a mixture of milk and water in the ratio of 11:3. Later, he replaced half of the mixture with 30 liters of water, resulting...
69 73 64 80 ? 91
Which component of a computer is responsible for managing and coordinating various hardware components?
Two cards are drawn from a well-shuffled pack of 52 cards. What is the probability that both are aces?
Let vector r lie in the plane of p = i + j and q = j + k, and be such that r is perpendicular to p and satisfies r · q = 2. Then, the value of the dot ...
Which of the following matrices is both symmetric and skew-symmetric?
