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- Question
A man complete a journey in 10 hours. He travels first half of the journey at the rate of 21 km/hr and second half at the rate of 24 km/hr. Find the total journey in km.
Options- A. 220 km
- B. 224 km
- C. 230 km
- D. 234 km
- Correct Answer
- 224 km
Explanation(1/2)x + (1/2)x = 10 21 24 ⟹ x + x = 20 21 24 ⟹ 15x = 168 x 20
⟹ x = ❨ 168 x 20 ❩ = 224 km. 15
More questions
- 1. Two trains of equals length are running on parallel line in the same direction at the rate of 46 kmph and 36 kmph. The faster train passes the slower train in 36 seconds. The length of each train is?
Options- A. 50 metres
- B. 72 metres
- C. 80 metres
- D. 82 metres Discuss
Correct Answer: 50 metres
Explanation:
Let the length of each train = L metres
Relative speed = (46 - 36) = 10 km/hr. = 10 x (5/18) = 25/9 m/sec
Distance covered in crossing = (L + L) = 2L metres
? 2L x (9/25) = 36
? L = (25 x 36)/(2 x 9) = 50 metres.- 2. Dealer purchased an article for Rs. 900 and fixes the list price in such a way that he gains 20% after allowing 10% discount, then the list price is
Options- A. Rs.1180
- B. Rs.1080
- C. Rs.1200
- D. Rs.1100 Discuss
Correct Answer: Rs.1200
- 3. A trader had 1200 kgs of rice. He sold a part of it at 5% profit and the rest at 11% profit, so that he made a total profit of 7%. How much (in kg) wheat did he sell at 5% profit?
Options- A. 900
- B. 600
- C. 400
- D. 800 Discuss
Correct Answer: 800
- 4. A shopkeeper increases the price of an object by 40% and then sells it at 25% discount on the marked price. If the selling price of such an object be Rs. 2100, its cost price for the shopkeeper was ?
Options- A. 3000
- B. 1500
- C. 1750
- D. 2000 Discuss
Correct Answer: 2000
- 5. By what fraction selling price (S.P.) must be multiplied to get the cost price (C.P.) if the loss is 20% ?
Options- A. 4/5
- B. 8/5
- C. 5/4
- D. 6/5 Discuss
Correct Answer: 5/4
- 6. The profit earned by a shopkeeper by selling a bucket at a gain of 8% is Rs 28 more than when he sells it at a loss of 8%. The cost price (in Rupees) of the bucket is
Options- A. 170
- B. 190
- C. 175
- D. 165 Discuss
Correct Answer: 175
- 7. A vendor buys bananas at 7 for Rs 6 and sells at 6 for Rs 7. What will be the result?
Options- A. 36.1% loss
- B. 26.5% profit
- C. 36.1% profit
- D. 26.5% loss Discuss
Correct Answer: 36.1% profit
- 8. A grocer had 1600 kgs of wheat. He sold a part of it at 20% profit and the rest at 12% profit, so that he made a total profit of 17%. How much wheat (in kg) did he sell at 20% profit?
Options- A. 600
- B. 1000
- C. 800
- D. 1200 Discuss
Correct Answer: 1000
- 9. If 60% discount is offered on the marked price and selling price becomes equal to cost price then what was the % mark up?
Options- A. 100
- B. 250
- C. 150
- D. 40 Discuss
Correct Answer: 150
- 10. A shopkeeper, sold cocoa seeds at the rate Rs 1330 a kg and bears a loss of 15%. Now if he decides to sell it at Rs 1463 per kg, what will be the result?
Options- A. 13 percent loss
- B. 6.5 percent gain
- C. 6.5 percent loss
- D. 13 percent gain Discuss
Correct Answer: 6.5 percent loss
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