Ques:- Two pipes function simultaneously the reservoir will be filled in 12 hours. One pipe fills reservoir 10 hours faster than the other. How many hours does the faster pipe take to fill the reservoir?
Recent Answer : Added by Manik rattan On 2021-08-16 06:56:14:
suppose
pipe:
A -30 hours A’s effeciency (60/30) =2
60( lcm of 30 and 20)
B- 20 hours B’s effeciency (60/20)=3
time taken by both to fill = 60/5 =12 as given in question (effeciencies of both a+b =2+3=5)
time taken by faster pipe i.e b = 60/3 =20
Ques:- one rectangular plate with length 8inches,breadth 11 inches and 2 inches thickness is there.what is the length of the circular rod with diameter 8 inches and equal to volume of rectangular plate?
Recent Answer : Added by Admin On 2020-05-17 12:00:39:
volume of cylinder=volume of plane
pi*r*R*H=L*B*H
16PI*H=176
SO h= length=176/16*pi
ANser is 44pi
Ques:- You have a bucket of jelly beans. Some are red, some are blue, and some green. With your eyes closed, pick out 2 of a like color. How many do you have to grab to be sure you have 2 of the same?
Recent Answer : Added by Juan On 2022-08-14 16:25:19:
at least 2, at most 4….
2 if you get lucky the first 2 times you draw a jelly bean, 4 would be if in the first 3 tries you get one of each color and the next draw will get you 2 of the same color
Ques:- Rayon is also known as?(a) Artificial Silk (b) Superfine Silk (c) Superfine Cotton(d) Blended Cotton
Recent Answer : Added by Sudeshna Roy On 2022-08-24 17:03:05:
Artificial silk
Ques:- A tank is filled in 5 hours by three pipes X, Y and Z. The pipe Z is twice as fast as Y and Y is twice as fast as X. How much time will pipe X alone take to fill the tank?
Recent Answer : Added by sahana u k On 2022-04-02 07:00:59:
35 hours
Ques:- A train crosses a platform of 120 m in 15 sec, same train crosses another platform of length 180 m in 18 sec. then find the length of the train?
Recent Answer : Added by Sandeep On 2021-07-31 16:36:06:
156
Ques:- Find (7x + 4y ) / (x-2y) if x/2y = 3/2 ?
A. data insufficient
B. 6
C. 8
D. 7
E. 9
Ques:- A sequence is given. You should find out error & write correct answer. 1 2 5 10 13 26 29 48.
Recent Answer : Added by Admin On 2020-05-17 12:03:11:
Error is at 48. Correct once is 58
Ques:- If A,B,C,D,E are 5 members of a family. 4 of them speak truth: 1. E is my mother in law 2. C is my son in law's brother 3. B is my father's brother 4. A is my brother's wife Who speaks false? and what r the relations among them…
Ques:- Pointing to a photograph, a person tells his friend, “She is the granddaughter of the elder brother of my father.” How is the girl in the photograph related to his man?
Recent Answer : Added by N.Madhu Charan On 2022-03-09 16:35:25:
Neice
Ques:- Suppose a clock takes 7 seconds to strike 7. How long will it take to strike 10?
Ques:- Rahim bought 65 books for Rs.1150 from one shop and 50 books for Rs.920 from another. What is the average price he paid per book ?
Recent Answer : Added by Aravindhan On 2021-08-18 16:21:10:
Ques:- Two stations A and B are 110 km apart on a straight line. One train starts from A at 7 a.m. and travels towards B at 20 kmph. Another train starts from B at 8 a.m. and travels towards A at a speed of 25 kmph. At what time will they meet?
Recent Answer : Added by PuusinD On 2022-08-14 16:36:00:
10 a.m.
Ques:- A can swim & cross 50m(the length of swimming pool) in 2 min. B can swim & cross 50m in 2min 15sec. Every time when they meet a bell gong is struck. For 2000m how many bell sounds might be produced?
Recent Answer : Added by Admin On 2020-05-17 12:02:01:
If the bell rung when they r started is also counted then it
will be 5 otherwise 4
Ques:- What is artificial memory?
Ques:- At a game of billiards, A can give B 15 points in 60 and A can give C to 20 points in 60. How many points can B give C in a game of 90?
Ques:- In a Bag the ratio of the no. of white balls to black balls is 1:2. If 9 grey balls are added the ratio of nos. of white, black and grey become 2:4:3. What is the number of black balls in the bag?
Recent Answer : Added by Shireen On 2022-09-15 16:37:01:
12
Ques:- Are you interested in helping others?
Ques:- If a 12 shell cupboard requires 18 ft of wall space then how much wall space would a 30 cup shelf require?
Ques:- Relative experience to the role offered
Ques:- Give an example of when you have risen to a challenge set for you?
Ques:- Knowledge of geographical area
Ques:- A is a working partner and B is a sleeping partner in the business. A puts in Rs.15000 and B Rs.25000, A receives 10% of the profit for managing the business the rest being divided in proportion of their capitals. Out of a total profit of Rs.9600, money received by A is?
Recent Answer : Added by DK BOSS On 2021-07-17 06:18:25:
Answer: 4200
Explanation:
15:25 => 3:5
9600*10/100 = 960
9600 – 960 = 8640
8640*3/8 = 3240 + 960
= 4200
Ques:- Of all the numbers whose literal representations in capital letters consists only of straight line segments (for example, FIVE), only one number has a value equal to the number of segments used to write it. Which number has this property?
Recent Answer : Added by Sunil Poddar On 2021-08-03 15:58:33:
0
Ques:- Why would you like to Join Microsoft?
Ques:- A train running at the speed of 60 km/hr crosses a pole in 9 seconds. Find the length of the train?
Recent Answer : Added by Admin On 2022-09-29 15:10:14:
Time =9 seconds
Speed =(60×518) m/sec=(503)m/sec
∴ Speed =DistanceTime
Length of the train (Distance) = (Speed × Time) = (503×9) m=150 m.
Ques:- What is the importance of political science meaning of state what is nature?
Ques:- A train 300 m long crossed a platform 900 m long in 1 minutes 12 seconds. The speed of the train (in km/hr) is
A. 40
B. 50
C. 60
D. 70
Recent Answer : Added by Fatima On 2022-09-24 14:33:38:
The Answer is c
Ques:- If the probability of observing a car in 30 minutes on a highway is 0.95, what is the probability of observing a car in 10 minutes (assuming constant default probability)?
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suppose
pipe:
A -30 hours A’s effeciency (60/30) =2
60( lcm of 30 and 20)
B- 20 hours B’s effeciency (60/20)=3
time taken by both to fill = 60/5 =12 as given in question (effeciencies of both a+b =2+3=5)
time taken by faster pipe i.e b = 60/3 =20