Aptitude Questions Practice Question and Answer
8Q: A flagstaff 17.5 m high casts a shadow of length 40.25 m. What will be the height of a building, which casts a shadow of length 28.75 m under similar conditions ? 890 15b5cc6f4e4d2b4197774f013
5b5cc6f4e4d2b4197774f013- 114 cmfalse
- 213.5 cmfalse
- 312.5 cmtrue
- 411.4 cmfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "12.5 cm"
Explanation :
Answer: C) 12.5 cm Explanation: Let the required height of the building be x meter More shadow length, More height(direct proportion) Hence we can write as (shadow length) 40.25 : 28.75 :: 17.5 : x⇒ 40.25 × x = 28.75 × 17.5⇒ x = 28.75 × 17.5/40.25= 2875 × 175/40250= 2875 × 7/1610= 2875/230= 575/46= 12.5 cm
Q: A person sells two objects in Rs 5000 each. He sells one for 20% profit and another for 20% loss. Find his total profit or loss percent in the whole transaction. 3216 05d13414c40daee3c552fcb44
5d13414c40daee3c552fcb44- 14 % profitfalse
- 24% Losstrue
- 320% Profitfalse
- 4No Profit and Lossfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "4% Loss"
Q: A vertical toy 18 cm long casts a shadow 8 cm long on the ground. At the same time a pole casts a shadow 48 m. long on the ground. Then find the height of the pole ? 2752 05b5cc6cde4d2b4197774e1c2
5b5cc6cde4d2b4197774e1c2- 11080 cmfalse
- 2180 mfalse
- 3108 mtrue
- 4118 cmfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "108 m"
Explanation :
Answer: C) 108 m Explanation: We know the rule that, At particular time for all object , ratio of height and shadow are same. Let the height of the pole be 'H' Then 188=H48 => H = 108 m.
Q: Solve the equation 122x+1 = 1 ? 3394 05b5cc6f4e4d2b4197774efd7
5b5cc6f4e4d2b4197774efd7- 1-1/2true
- 21/2false
- 31false
- 4-1false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "-1/2"
Explanation :
Answer: A) -1/2 Explanation: Rewrite equation as 122x+1 = 120 Leads to 2x + 1 = 0 Solve for x : x = -1/2
Q: In a queue, Shankar is ninth from the rear end. Althaf's place is eighth from the front. Nitu is standing between the two. What could be the minimum numbers of boys standing in the queue ? 1727 05b5cc74ae4d2b4197774fa9a
5b5cc74ae4d2b4197774fa9a- 118false
- 214true
- 322false
- 424false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "14"
Explanation :
Answer: B) 14 Explanation: 1 2 3 4 5 6(Shankar) 7(Nitu) 8(Althaf) 9 10 11 12 13 14Here, Althaf is 8th from front, Shankar is 9th from rear end and Nitu is between themSo minimum no. of boys standing in the queue = 14
Q: What is the number of digits in 333? Given that log3 = 0.47712? 4759 05b5cc7d0e4d2b41977751209
5b5cc7d0e4d2b41977751209- 112false
- 213true
- 314false
- 415false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "13"
Explanation :
Answer: B) 13 Explanation: Let Let x=333 = 333 Then, logx = 33 log3 = 27 x 0.47712 = 12.88224 Since the characteristic in the resultant value of log x is 12 ∴The number of digits in x is (12 + 1) = 13 Hence the required number of digits in 333is 13.
Q: On selling oranges 5 for Rs.1. One gets 20% profit. How many orange were purchased for Rs.1. 2517 05d1338f2d2441c3c5ff90a35
5d1338f2d2441c3c5ff90a35- 13false
- 27false
- 34false
- 46true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "6"
Q: A bus is running at 75 kmph without any stoppage. But, with stoppages its average speed is 60 kmph. Find the time of stoppage by bus per hour. 1326 05d15ed1d5fdb2c68495d9dee
5d15ed1d5fdb2c68495d9dee- 110 minutesfalse
- 215 minutesfalse
- 312 minutestrue
- 420 minutesfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice