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The correct answer is D
Arvind's age after 19 years will be 67 years. Ravi is 4 years older than Arvind. The ratio of present ages of Samar and Ravi is 9:13. Find the age of Sa...
Four friends A, B, C and D together have 240 pens. The number of pens with A is 1/4th the total number of pens with other three. Pens with B are 1/3rd o...
Christina spends half of her salary and saves the other half. If she spends ₹ 40,000 monthly, what is her annual savings?
The sum of four consecutive counting numbers is 154. Find the smallest number?
A number increases by 30 when 60% of it is added to itself. What is the final value after addition?
If X + Y = 23 and XY = 126, what is the value of (X)² + (Y)² ?