What is the number of integers in the range 250 to 750 that are co-prime to 300?
The percentage by which the marked price exceeds the cost price of an article and the percentage of discount allowed on the article are in the ratio of 3:2. If it is sold at the cost price, what is the percentage of discount allowed?
please provide solution..
Guys- a set theory question..please help..important question from xat perspective:-
@buzz.saha There are 170 members in a club. Each one of them belongs to one or more categories out of the four categories viz. Service Holder, Professional Degree Holders ,Physically Challenged, and Married. There are 60 service holders , 40 Professional Degree Holders , 50 Physically Challenged and 70 Married Members.
If the number of members who belong to all four categories is max possible , then how many members belong to at least 3 categories?
1) 18 2) 17 3)16
There are some coplanar straight lines meeting at a point. The angle between consecutive lines are x , 2x , 3x ,..., nx . If the minimum angle is 24 degree, then the value of n may be
Ramesh purchased books of 3 kinds,the cost of each of which was 8$,4$ and 2$ resp. If he purchased atleast 1 of each kind, what is the maximum number of books he could have purchased spending an amount of 34$ ?
LR Question - Among the students who have cleared an examination, Leena is 26th from the bottom, while Rita who is 8 ranks above Leena, stands 9th from the top. If the number of students who have failed the examination is one sixth the ones who passed, what is the total number of students who apeared for the examination?
can someone please share his/her google drive of career launcher -mock tests?
Consecutive natural numbers starting from 1 were written on a black board. A student comes and erases three consecutive numbers of the series. The average of the numbers now is 21(15/19) . Find the average of the erased numbers.
A. 9
B. 10
C. 11
D. 12
E. 13
Answer - C
Please post your method!
Q. If a seller mark price of item S and after 20% discount on that he get 30% profit, and seller mark price as M he get 25% profit which one is the possible value of S??
1)1287 2)1250 3)1200 4)1190
please explain the process
a man sitting in a train which is travelling at 50 kmph observes that a goods train ,travelling in the opposite direction ,takes 9 sec to pass him.if the goods train is 250 m long ,find its speed..
why can't we use this formula: t = d/s1+s2 or can we in this case?
In how many ways can 6 footballers and 4 cricketers be seated on a round table, if no two cricketers sit together?
First -> We take footballers into consideration. i.e 5! on round table.
Now there are 6 vacant places b/w Footballers, and 4 cricketers to be seated.
So it will be 5! * 6 c 4 or 5! * 6 p 4 ?
Approach and though process please 😕
Find the sum of all three digit number having atleast one odd digit.
Please tell the approach.
- 432600
- 440150
- 396550
- 440950
0 voters
M=3(3!)+4(4!)+....+15(15)!
What is remainder when (M-15) is divided by (14!-2)?
Hary & Lary have some marbles between them which are more than 40 but less than 50. Hary said to Lary "If you give me a certain number of marbles, I will have eight times as many as you have.Instead, If I give you the same number of marbles, then I will have twice as many as you have" How many more marbles has Hary got than what Lary had initially ?
Find the sum of all three digit number having atleast one odd digit.
Please tell the approach.