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Start learning 50% faster. Sign in nowSpeed of train = (Length of train + Length of Platform)/Required time Length of train = 300 m Crossing time of platform = 3 × 60 = 180 sec Length of platform = 300 × 2 = 600 m Let the speed of train be x. Speed of train = (300 + 600)/180 ⇒ x = 5 m/s
Mohit is 4 years older than Nittu. The present age ratio of Nittu to Pawan is 11:6. Additionally, Mohit's current age is twice that of Pawan's. Based on...
Present ages of ‘A’, ‘B’ and ‘C’ are in the ratio 10:12:15, respectively. If present average age of ‘A’ and ‘C’ is 50 years, then fi...
12 years ago, the ratio of the ages of Ivan and Jenny was 2:1. The present age of Carl is 18 years more than one-sixth of Jenny’s present age. Find th...
The ratio of the present ages of Ginni and Binni is 8:5 respectively. Ginni is ‘n’ years older than Binni. If after 5 years, the ratio of the ages o...
Difference between the ages of A and B is same as the difference between the ages of B and C. The difference between the ages of A and C is 7 years. If ...
Present ages of 'A' and 'B' are in the ratio 3:5, respectively. If B's age, 8 years hence from now will be 3 times of A's age, 12 years ago from now, th...
Eight years ago, Pawan's age was 25% greater than Bheem's age at that time. If their combined current ages total 70 years, determine Pawan's current age.
Shalini is younger than Rashi by 4 years. If the ratio of Shalini and Rashi ages is 8:9 respectively, then find the age of Shalini.
