Related Questions

The charge of a room at Sheraton is 25% less than that of a room at Westin and 10% less than that of a room at Sonargaon . By what percent is the charge of a room at Westin is greater than that of Sonargaon ?
A 15%
B 17%
C 19%
D 20%
The length of a room is 1.5 times of its breadth. If the area of the room is 216 sq. meter, what is the perimeter of the room?
A 42
B 48
C 54
D 60
In a room, all except 18 of the people are over 50 years of age. 15 of the people in the room are under 50 years of age. If 10% of the people are at the age of 50 years, how many people are in the room>
A 27
B 30
C 33
D 36
A room contains 200 people, 25% of whom are graduates. A group of people, 30% of whom are graduates, leave the room. Of the remaining people, 10% are graduates. How many people did leave the room?
A 150
B 145
C 125
D 120
The length of room is 1.5 times of its breadth. If the area of the room is 216 sq. meters , what is the perimeter of the room ?
A 60 meter
B 54 meter
C 48 meter
D 50 meter
The length of room is 1.5 times of its breadth. If the area of the room is 216 sq. meters, what is the perimeter of the room?
A 60 meter
B 54 meter
C 48 meter
D 50 meter
There are 5 doors to a lecture room. In how many ways can a student enter the room through a door and leave the room by a different door?
A 10
B 20
C 9
D 325
In a room all except 18 of the people are above 50 years of age . If 15 of the people din the room are under 50 years of age. How many people are in the room?
A 27
B 30
C 33
D can't be determined
The daily rate for a hotel room that sleeps 4 people is Tk. 390 for one person and X taka for each additional person. If 3 people take the room for one day and each pays Tk 210 for the room, then what is the value of X?
A 60
B 120
C 80
D 240
Consider a company that assembles computers. The probability of a faulty assembly of any computer is p. The company therefore subjects each computer to a testing process. This testing process gives the correct result for any computer with a probability of q. What is the probability of a computer being declared faulty?
A pq + (1 - p) (1 - q)
B (1 - q)p
C (1 - p)q
D pq

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