Question
220 metre long train ‘A’ can cross a platform of
length 180 metres in 25 seconds. If the speed of train ‘B’ is 6 m/s more than that of train ‘A’, then find the distance travelled by train ‘B’ in 5 hours.Solution
Speed of train ‘A’ = {(220 + 180)/25} = (400/25) = 16 m/s Speed of train ‘B’ = 16 + 6 = 22 m/s = 22 × (18/5) = 79.2 km/hr Required distance travelled by train ‘B’ = 79.2 × 5 = 396 km
The incomes of A and B are in the ratio 4 : 5 and their expenditures are in the ratio 7 : 9. If each saves Rs 4,000 per month, find B’s monthly income...
Determine the combined savings of 'Arvind' and 'Bishma' if 'Bishma' has savings equal to one-third of 'Arvind's expenditure, while 'Arvind' earns a sala...
The monthly salary of Ankita is Rs. 21,300, and Mamta's monthly salary is Rs. 12,000. The ratio of their monthly expenditures is 9:5, and the ratio of t...
What is the difference in the incomes of Pooja and Payal if their savings are Rs. 1000 and Rs. 500, respectively, and their income-to-expenditure ratios...
The ratio of A’s income to B’s income is 3 : 5. If A’s income is ₹12,000, what is B’s income?
The income of Amit is Rs. 12,000 greater than Bhuvan's income. Amit spends 75% of his income, whereas Bhuvan's expenditure is 80% of Amit's expenditure....
The ratio of A’s income to B’s income is 3:4, and their expenditures are in the ratio 5:7. If each saves ₹5000, find A's incomes.
If 50% of income of ‘Tarun’ is equal to 40% of income of ‘Pawan’, then find the income of ‘Tarun’ is how much percentage of income of ‘Paw...
Shreya uses up 70% of her income for expenses and is left with Rs. 4,500. Calculate her total monthly income.
 A factory employs three types of workers: skilled, semi-skilled, and unskilled. Skilled workers earn an average monthly salary of 40,000, semi-skilled...
