Find the area common to circles with R= 10 n r= 8 when large circle passes through small circles center
Find no of solution of 3x+2y+z = 15.where x,y and z are natural no.
Please share approach
probability of choosing 2 squares from chessboard such tht one side is common is ?
can anybody explain me how to calculate the distance for every 10th meeting if both the bodies start from the opposite ends?
a circular ring of 2m radius touches the two adjacent sides of the square, then what is the radius of the smaller circle which touches all the three(circle, 2sides of a square)?
@blowcat13 Hope this helps!! 😃
A contractor employed 30 men to complete d work in 100 days. but later on he realised tht just after 25 days only 20% of work had been completed
1) to complete work on time how many men has to increase?
2) how many men should be increased so tht d work will be completed in 25 days less than d scheduled
Two words USURY and LUXURY are joined together. Words of four letter (all different )are formed with the help of the letter of the new word are formed . how many such new word can be formed ?
if the value of 100! in decimal system is converted to base 6, the number of zeroes at the end is
- 48
- 17
- 96
- 47
0 voters
7.
Seven men, five boys, and three women can do a piece of work in 35 days Five men, four boys, and two women can do the same work in 48 days. In how many days can five men, one boy and three women do the same work?
35
48
56
Cannot be determined
the number of positive integers which divide 32! are
- 2^14.3^6.5^2
- 2^8.3^5.5^1
- 2^13.3^3.5^2
0 voters
a four digit number where first two digits are equal and last two digits are equal. find how many numbers have perfect square
- 0
- 4
- 6
- 1
0 voters
A USB drive costing Rs 300 is marked to be sold at a price which gives a profit of 30%.What will be the gain percentage if 20% discount was given on the marked price?
4%
8%
10%
12%
A USB drive costing Rs 300 is marked to be sold at a price which gives a profit of 30%.What will be the gain percentage if 20% discount was given on the marked price?
4%
8%
10%
12%
Can anyone mention 3 numbers where x =/= y =/= z and x^2 , y^2 and z^2 are in AP . X, Y, Z need not be integers ( although I would prefer that :P)
in alligations... when we solve the ques via graphical methods.. i n some questions, we reverse the ratio.. why do w do so? for example....
A milkman has 2 types of milk. in the first container the percentage of milk is 80% and in the second, it is 60%. if 28 liters of first and 32 liters of second are mixed, then what is the average percentage of milk in the mixture?
4 * 5 = 20
In how many bases is this calculation correct?
World's top 200 tennis players took part in French open tournament and Wimbledon tournament. Among the players, who took part in singles or doubles events, 60% took part in doubles event and 50% took part in the French open tournament. Among those who participated in French Open tournament 60% took part in singles. 20% of the players took part in both singles and doubles events. Every player who participated in singles and double events of a tournament, has participated in both the events of the other tournament as well.
11.
In which of the following the number of players is the least?
Only singles in Wimbledon
Only doubles in Wimbledon
Only singles in French open
Only doubles in French open
In a class of 240 students, the results of two subjects Maths and Science was announced. Further, it is known that,(i) The number of students who failed in maths is 125% of the number of students failed in science.(ii) 120% of the number of boys passed in only science is equal to the number of boys who passed in maths but failed in science.(iii) of the total number of boys failed in maths.(iv) 48% of the number of students failed in maths equals to the number of boys failed in maths.(v) The number of students passed in both the subjects is 25% of the number of students failed in science.(vi) Number of boys are more than the total number of girls.(vii) Ratio of number of girls to number of boys who failed in both subjects is 3 : 7.(viii) Ratio of girls to boys, who passed in both subjects, is 2 : 3.
1. How many girls passed in maths only?
2. How many boys passed in at least one subject?
3. How many girls passed in at most one subject?
4. How many boys passed in maths or science but not both?
A test has 20 questions, with 4 marks for a correctanswer, –1 mark for a wrong answer, and no marksfor an unattempted question
Q) A group of friends took the test. If all of them scored exactly 15 marks, but each of them attempted a different number of questions,what is the maximum number of people whocould be in the group?
1) 3
2) 4
3) 5
4) more than 5