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The sum and difference of the Least Common Multiple (L.C.M.) and Highest Common Factor (H.C.F.) of two numbers are 216 and 184, respectively. If one of ...
Select the letter-cluster from among the given options that can replace the question mark (?) in the given series.
DXC, GTH, ?, MLR, PHW
The average weight of certain number of students in a class is 72 kg. 8 students whose average weight is 75 kg left the class and 3 students whose avera...
Simplify the following expression: (5x + 7) 2 + (5x – 7) 2 .
Calculate the difference between the area of a wall having dimension 22 cm X 23 cm and the area of a spherical bowl having diameter 14cm.
Anuj's salary is twice the salary of Manoj. Ramnathan's salary is half the salary of Vikram. Manoj's salary is ₹15,000 less than the salary of Ramnath...
Insert correct pair of arithmetical symbols respectively in the equation for it to be a correct equation.
8 ? 4 ? 2 = 16
...A pipe can fill an empty cistern in 36(4/11) minutes when working alone. However, due to a leak, it takes 50 minutes to fill the same cistern. Find the ...
The respective ages of a mother and her daughter are 45 and 9 years. In how many years will the mother be thrice as old as her daughter?
An article is sold at a profit of 30%. Let 'a' (in Rs.) represent the cost price, 'b' (in Rs.) the selling price, and 'c' (in Rs.) the profit earned. Gi...