Question
A thief and a policeman are 80 km apart. The thief is
traveling at a speed of 48 km/h, while the policeman is moving at 80 km/h. How far will the policeman travel before he catches up to the thief?Solution
Relative speed = 80 - 48 = 32 km/h Time taken by the policeman to catch the thief = (80/32) = 2.5 hours Therefore, required distance = 80 x 2.5 = 200 km
A person travels from city A to city B at 60 km/h and returns at 40 km/h. If the total time taken for the round trip is 6 hours, find the distance betwe...
Determine the value of 'x' if the average of the numbers 32, 34, 38, 21, 26, and 'x' is 30.
Find the simplified value of the following expression:
(16.25 × 24 + 7 × √36) ÷ 23 + 3.75 × 16 – 37 × 2 + 7.5
...A company earns ₹3000 from selling 200 units of a product. If the fixed cost is ₹1000 and the variable cost per unit is ₹5, what is the profit or ...
The inequality | 2x – 3 | < 5 is satisfied for:
If z=2+3i, then arg(z)=θ lies in which quadrant?
The income of Surya is Rs. 75,000. He spent 16(2/3)%Â of his income on food, 60% of the remaining income on rent and saved 44% of the income remaining a...
The current age of 'Aman' is 16 years greater than that of 'Bhanu'. In four years, the ratio of their ages will be 5:3. What is t...
Two pipes A and B can fill a tank in 12 hours and 16 hours, respectively. A third pipe C can empty the tank in 24 hours. If all three pipes are opened t...
Disk access time is measured in ____________.
Relevant for Exams:
