Ques:- The average mark of the students of a class in a particular exam is 80. If 5 students whose average mark in that exam is 40 are excluded, the average mark of the remaining will be 90. Find the number of students who wrote the exam?
Recent Answer : Added by Angel Maluleka On 2022-05-17 09:07:28:
-Total /n=80
– x/5=40
x=200
Total/n=y/n
y-x/n-5=90
80n-200=90(n-5)
80n-200=90n-450
450-200=10n
n =25 (students) write exam
Ques:- X is half good a work man as Y and together they finish a job in 14 days. In how many days working alone Y finish the job?
Recent Answer : Added by Sammani On 2021-08-15 07:59:00:
21 days
Ques:- Consider a function which, for a given whole number n, returns the number of ones required when writing out all numbers between 0 and n. For example, f(13)=6. Notice that f(1)=1. What is the next largest n such that f(n)=n?
Recent Answer : Added by Admin On 2020-05-17 12:01:41:
#1: N = 1, f(N) = 1
#2: N = 199981, f(N) = 199981
#3: N = 199982, f(N) = 199982
#4: N = 199983, f(N) = 199983
#5: N = 199984, f(N) = 199984
#6: N = 199985, f(N) = 199985
#7: N = 199986, f(N) = 199986
#8: N = 199987, f(N) = 199987
#9: N = 199988, f(N) = 199988
#10: N = 199989, f(N) = 199989
#11: N = 199990, f(N) = 199990
#12: N = 200000, f(N) = 200000
#13: N = 200001, f(N) = 200001
#14: N = 1599981, f(N) = 1599981
#15: N = 1599982, f(N) = 1599982
Ques:- Present duties and responsibility.
Ques:- A rectangular plank (2)1/2 meters wide can be placed so that it is on either side of the diagonal of a square shown below.(Figure is not available)What is the area of the plank?
Ques:- What is your project in Engineering?
Ques:- for cube and sphere 3 views are similarly draw one such figure?
Recent Answer : Added by Admin On 2020-05-17 12:01:21:
cut a sphere in all 3 axis with center point as common point
of all axis.
u would be getting 2 lines and an arc
in other words
sphere is cut into 3 cuts in x,y,z directions
it is only similar
Ques:- What is your role & responsibility in current company
Ques:- I bought a car with a peculiar 5 digit numbered license plate which on reversing could still be read. On reversing value is increased by 78633.Whats the original number if all digits were different?
Ques:- The average of 35 numbers is 25. If each number is multiplied by 5, find the new average?
Recent Answer : Added by MAMIDI LIJITA SREE On 2023-01-21 17:36:37:
30
Ques:- Find the odd man out:
8, 27, 64, 100, 125, 216, 343
A. 343
B. 125
C. 100
D. 27
Recent Answer : Added by aisha On 2022-08-24 17:03:40:
100
Ques:- A man owns 2/3 of the market research beauro business and sells 3/4 of his shares for Rs. 75000. What is the value of Business.
Recent Answer : Added by Admin On 2020-05-17 12:01:38:
1,50,000
Ques:- How did you find out about this company?
Ques:- Friday Dressing is a label of which Apparel Brand?
Ques:- Rate yourself on a scale of 10 for handling disputes successfully?
Ques:- Why you wish to join Tanishq and your aim.
Ques:- If a clerk can process 80 cheques in half an hour, how many cheques can she process in a seven and one half hour day?
Recent Answer : Added by Kayode kolade On 2022-08-14 18:02:35:
1/2 Hr -> 80 Cheques
Per Hour -> 80 * 2 = 160
For 7 Hours -> 160 * 7 = 1120
For 7 1/2 Hour -> 1120 + 80 = 1200
clerk can process 1200 cheques in Sever & one half an hour day.
Ques:- How did you spend your last sunday?
Ques:- What is supernatural power.
Ques:- A salt manufacturing company produced a total of 5000 tonnes of salt in January of a particular year. Starting from February its production increased by 100 tonnes every month over the previous months until the end of the year. Find its average monthly production for that year?
Recent Answer : Added by albin On 2021-03-25 16:51:46:
516 tones
Ques:- How to be informed about the company
Ques:- What is your future planning?
Ques:- Select the decimal value of arithmetic shift right by 2 operation on a signed integer -102. -57 +39 -39 +57
Recent Answer : Added by DK BOSS On 2021-07-21 15:26:40:
it is based on the right shift operation on the perticular digit
Ques:- The average weight of 25 persons sitting in a boat had some value. A new person added to them whose weight was 46 kg only. Due to his arrival, the average weight of all the persons decreased by 5 kg. Find the average weight of first 25 persons?
Recent Answer : Added by Admin On 2022-09-29 15:59:24:
let the average of 25 person be x
total age of a person=average×no.of person
total age of 25 person=X×25
=25X
when a new person of 46kg come average decrease by 5kg(X-5)
Total age of 26 person =25x+46
Average age of 26 person=X-5
A/Q
.25X+46=26(X-5)
25X+46=26X-130
26X-25X=130+46
X =176
hence the av. of 25 person be 176kg
Ques:- a sum ‘s’ is devided into 4 parts.second person gets Rs 10 more than first.3rd person is Rs 10 more than second, 4th is 10 more than 3rd. how much amount do 1st person get?
Recent Answer : Added by Admin On 2020-05-17 11:59:57:
-Total /n=80
– x/5=40
x=200
Total/n=y/n
y-x/n-5=90
80n-200=90(n-5)
80n-200=90n-450
450-200=10n
n =25 (students) write exam