Question
How long does it take for light to travel from the Moon
to Earth?Solution
Light from the Moon reaches Earth in approximately 1.3 seconds, illustrating the relatively short distance between the two celestial bodies in the vast expanse of space.
A vessel is full of a mixture of kerosene and petrol in which there is 18% kerosene, 8 litre are drawn off and then the vessel is filled with petrol. Re...
If (x - 5)2Â - (x + 5)2Â = 0, then what is the value of 'x'?
A is cycling at an average speed of 24 km/hr such that he can reach a certain point at 12 noon. If he cycles at 40 km/hr, then he will reach the destina...
Length and breadth of a rectangular field is (x + 5) cm and (x – 4) cm, respectively. If the cost of ploughing the field at a rate of Rs. 7 per cm² i...
What is the single discount percentage equivalent to three consecutive discounts of 10%, 25%, and 18%?
The speed of the boat exceeds the speed of the stream by 66.67%. Determine the speed of the boat in still water.
Statemen...
A shopkeeper has 68 kg rice a part of it, he sells at the profit of 44% and rest at loss of 24% and he get the loss of 16% so what is the quantity sold ...
Simplify the following expression:
17, 21, 48, 64, 170
Cost of two types of pulses is Rs.14 and Rs, 19 per kg, respectively. If both the pulses are mixed together in the ratio 2:3, then what should be the pr...
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