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Speed of the train = 117 × (5/18) = 32.5 m/sec Length of the train = 32.5 × 19 = 617.5 metres Let the length of the platform be ‘x’ metres Therefore, 617.5 + x = 32.5 × 23 Or, x = 747.5 – 617.5 = 130 metres
A and B started a business with investments of Rs. _____ and Rs. 5000, respectively. Six months later, C joined with an investment of Rs. _____. After o...
A father is three times as old as his son. Four years ago, he was five times as old as his son. What are their present ages?
Two trains, A and B, start from the same point at the same time and travel in opposite directions. Train A travels at a speed of 60 km/h and Train B tra...
If Aman and Bhanu together earn Rs. ___ per month, and their incomes increase by 25% and 12.5% respectively, Bhanu's new income b...
The selling price of 8 shirts is the same as the cost price of 9 shirts. If each shirt is marked at 50% above its cost price, calculate the percentage d...
A car covers a distance of 760 kilometres in 9.5 hours. Determine the speed of the car.
"Arjun" can complete a task on his own in 20 days. "Bhuvan" requires 5 days more than "Chirag" to finish the same task, where "Ch...
A family spends 40% of their monthly income on rent, 20% on groceries, and 15% on utilities. If they save ₹5,400 after these expenses, what is their t...
A person invested 6,000 in a bank at compound interest compounded annually. After 3 years, the sum became 7,986. What was the rate of interest?