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A dynamo functions as an electrical generator that harnesses mechanical energy and converts it into electrical energy, suitable for use in various electrical appliances and systems.
The speeds of two trains, P and Q, are in the ratio of 4:5. The length of train P is 300 meters. What is the speed of train Q?
The question consists of two statements numbered “I and II” given below it. You have to decide whether the data provided in the statements are suffi...
What is the length of a wooden board of width 6 metres and thickness one-third of the width?
I. Surface area of the board is 152 m².
II. ...
There are a total of 55 bats (cricket bats + baseball bats) in two bags, 'P' and 'Q.' Bag 'P' contains 12 cricket bats and 'x' ba...
What is the rate of interest per annum ?
I. Difference between CI and SI for 2 years on an amount of Rs. 15,000 at the rate is Rs. 96.
II....
What is the average speed of Boat?
I: Average speed of Bike is thrice that of average speed of Boat. Average speed of Van is 80 km/hr.
II...
What is the area of the square?
I. The diagonal of the square is the 6√3m.
II. The perimeter of the square is 48m.
What is the present age of Rina?
I. Rina’s present age is `1/10` of her mother’s present age.
II. After 5 years, Rina’s age wil...
How much profit did the company earn in the year 2016?
I) The company earned 45% more profit in the year 2017 than that in the year 2015.
...
A, B and C start a business with an initial investments in the ratio of 4 : 6: 3. Five months after the start of the business, B halves his investment....