Let the speed of the goods train be ‘s’ km/hr Distance covered by goods train in 19 hrs = s x 19 km Distance covered by express train in 7 hrs = 7 x 114 km Distance covered by goods train in 19 hrs = Distance covered by express train in 7 hrs So, 19s = 7 × 114 ⇒ 19s = 798 ⇒ s = 798/19 = 42 So, Speed of goods train = 42 km/hr
A man spends 25% of his monthly salary on Rent and 32% on Groceries. He invest remaining monthly salary in the ratio of 11: 5 in Mutual Funds and Fixed ...
Milk contains 6% water. What quantity of pure milk should be added to 12 litres of milk to reduce the quantity of water to 3%?
Monthly income of A is Rs. 75000 out of which he spent 23%, 16% and 28% of his total income in rent, medicine and transportation, respectively. Find his...
A bag contains 650 coins of 25p denomination and 1300 coins of 50p denominations. If 19% of 25p coins and 38% of 50p coins are removed, the percentage o...
A Company allow 8% commission on the total sales to its salesman but if the salesman is appointed on a fix salary of Rs. 10000 and 6% commission on the...
Ritesh allocates 80% of his monthly income to expenses and saves Rs. 7000. Rishav, whose monthly income is 20% lower than Ritesh's, spends 75% of his in...
Monthly savings of X is 50% of his monthly income which is Rs. 9000. If ratio of monthly expenditure of Y and X is 15:8 respectively and monthly savings...
In an election two candidates participated. 10% voters did not vote. 11(1/9) % votes declared invalid and the winner got 50% of the valid votes. If he w...
The respective ratio of monthly income of A to monthly income of B is 8:9, and A’s saving is (100/9)% more than B’s saving. Find the expenditure of ...