Related Questions

Which of the following is an unordered collection of elements that may contain duplicates?
A Set
B Bag
C List
D Dictionary
A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory . There are 100 seniors, 150 juniors and 200 sophomres who applied. Each senior's junior's name , 2 times; and each sophomres who applied. Each senior's name is placed in the lottery 3 times; each junior's name ,2 times name, 2 times ; and each sphomore's name , 1 time . What is the probability that a senior's name will be chosen?
A 18
B 38
C 48 
D 28
In a rare coin collection, all coins are either pure gold or pure silver , and there is initially one gold coin for every three silver coins . With the addition of 10 more gold coins to the collection, the ratio of gold coins to silver coins is 1 to 2. Based on this information , how many total coins are there now in this collection (after the acquisition)?
A 40
B 50
C 70
D 90
Which method takes a string that contains an unordered set of unique space-separated tokens that are case-sensitive, representing types?
A document.getItems
B element.itemProp
C collection.namedItem
D object.itemref
Karim has exactly 3 times as many Bangladesh as non-Bangladesh stamps in his collection . Which of the following cannot be the number of stamps in Karim's collection ?
A 54
B 72
C 80
D 96
Pallab has exactly 3 times as many Bangladeshi as non- Bangladeshi stamps in his collection. Which of the following cannot be the number of stamps in Pallb's collection?
A 54
B 68
C 96
D 72
The number of stamps in Ziko's collection is 75% of the number in Pallab's collection. If Pallab has 80 more stamps than Ziko, how many stamps do they have altogether?
A 320
B 240
C 560
D 620
The number of marbles in Amin's collection is 80% of the number in Rahim's collection. If Rahim has 80 more marbles than Amin, how many marbles do they have altogether ?
A 720
B 120
C 135
D 400
A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory. There are 100 seniors, 150 juniors, and 200 sophomores who applied. Each senior's name is placed in the lottery 3 times, each junior's name, 2 times, and each sophomore's, 1 time. What is the probability that a senior's name will be chosen?
A 1/8
B 2/9
C 2/7
D 3/8
A Collection of 16 coins,each with a face value of either 10 paisa or 25 paisa, has a total face value of Tk. 2.35 How many of the coins have a face value of 25 paisa?
A 3
B 5
C 7
D 9

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