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As we know, Speed = distance/time Let the length of the train be x m, As we know, speed is same, then (500 + x)/90 = (325 + x)/60 ⇒ 2 (500 + x) = 3 (325 + x) ⇒ 1000 + 2x = 975 + 3x ⇒ x = 25 ∴ Length of the train is 25 m.
Aman is forming pairs of two natural numbers, A and B, such that their product equals 350. He wants to determine how many such pairs exist where A and B...
When a number is increased by 30% then the number obtained is 34 less than thrice the original number. Find the original number.
Find the third proportion of 32 and 16.
A sum of money is shared in the ratio of 2:3:5. The smallest share is divided again in the ratio of 1:3. What fraction of the total sum of money is the ...
180 is divided into two parts in such a way that the fifth part of the first part and the fourth part of the second are in the ratio 4:5. Second part i...
If the sum of two numbers is 33 and their difference is 15, the smaller number is
Find the mean proportion of 2.56 and 0.0324.
