Bissoy.com
Doctors Medicines MCQs Q&A

A box contains 50 tickets, numbered from 1 to 50. A person picks out three tickets from the box, such that the product of the numbers on two of the tickets yields the number on the third ticket. Which of the following tickets can never be picked as a third ticket?

A box contains 50 tickets, numbered from 1 to 50. A person picks out three tickets from the box, such that the product of the numbers on two of the tickets yields the number on the third ticket. Which of the following tickets can never be picked as a third ticket? Correct Answer 25

Explanation:

A person picks out three tickets from the box, such that the product of the numbers on two of the tickets yields the number on the third ticket.

Let us check the options one by one.

24 = 4 × 6 → Possible

25 = 5 × 5 → Not possible as only one 5 number ticket is available.

30 = 6 × 5 → Possible

45 = 5 × 9 → Possible

Related Questions

Directions: Seven different boxes A, B, C, D, E, F and G of different colours viz., Orange, Pink, Purple, Yellow, Blue, Red and Green are arranged one above the other. The box at the bottom of arrangement is numbered 1, the above box is numbered 2 and so on. B is immediately above E. More than two boxes are above the Orange box. The Yellow box is immediately below A. Only one box is between the Orange box and F. G is immediately above the Red box. Only one box is between B and the Pink box. Only two boxes are between the Pink and the Green box. Only two boxes are between the Yellow box and the Orange box. The Purple box is neither at the top nor at the bottom of the arrangement.B is above Pink box. C is immediately above F. Neither C nor G is a Yellow box. G is not a Orange box. Question: Which combination represents the position of C and its colour?
Five boxes B1, B2, B3, B4 and B5 are placed one above the other in racks. The lowermost rack is numbered as one and just above the lowermost is numbered as two and so on. Each box is coloured with different colour such as L1, L2, L3, L4 and L5 (not necessarily in the same order). Two boxes are placed between L2 coloured box and L5 coloured box. Box B1 is not placed immediately above box B3. Box B4 is placed in the top most rack. L1 coloured box is placed immediate above L5 coloured box. Box B3 is coloured with L4. L5 coloured box is placed above L4 coloured box. Box B2 is coloured with L1. Which of the following boxes are placed immediately above and immediately below B5 box respectively?
The charges for a five-day trip by a tourist bus for one full ticket and a half-ticket are Rs. 1440 inclusive of boarding charges which are same for a full ticket and a half-ticket. The charges for the same trip for 2 full tickets and one half-ticket inclusive of boarding charges are Rs. 2220. The fare for a half-ticket is 75% of the full ticket. Find the fare and the boarding charges separately for one full ticket.
The following question have three statements. Study the question and the statements and decide which of the statement(s) is/are necessary to answer the question. In a cinema hall, the amount collected after selling the tickets was Rs. 37500. Find the cost of a ticket if the cost of every ticket is same. Statement I: If the price of each ticket is increased by Rs. 30, the amount collected will be Rs. 4500 more. Statement II: Ratio of number of tickets and the cost of a ticket is 3 : 5. Statement III: If the number of tickets is decreased by 30 (keeping the cost per ticket constant), the amount collected will be Rs. 7500 less.
The following sentences form a paragraph. The sentences are numbered as P, Q, R, S and T. These sentences are not given in their proper order. Read the sentences and choose the alternative that arranges them in the correct order. P- Picks disease is a less common form of dementia. it is 15% of all dementia cases. Q- It is a very rare disease. R- The human brain is the most complicated organ of our bodies, picks is frontal temporal dementia, nerves at the front and sides of the brain are destroyed due to a build-up of proteins why the build-up of protein nobody knows but Picks strikes adults between the ages of 40 and 60 S- and there are a few cases of Picks suffers at the young age of 20, it’s a disease that is more common in women than men. T- Picks is hard to diagnose and can sometimes be diagnosed as depression.
A cinema house has 600 people. \(26\frac{2}{3}{\rm{\% }}\) People buy premium tickets and \(33\frac{1}{3}{\rm{\% }}\) People buy gold tickets and 40% of people buy platinum tickets. Only 5% of people buy both platinum and gold tickets and 10% of people buy both premium and platinum tickets and \(6\frac{2}{3}{\rm{\% }}\) of people buy both premium and gold tickets and 30 people buy all three types of tickets. Find the number of people who buy only one type of ticket.
Six boxes, M, N, O, P, Q and R, are kept one above the other but not necessarily in the same order. There is only one box between box N and box R. Box Q is immediately below box N. There are only two boxes between box Q and box M. There is no box above box P. Box R is third from the bottom. Which box is third from the top?
A Concert half ticket costs half the full basic ticket and the VIP area charge is the same on half ticket as on full ticket. One VIP ticket costs Rs. 216 and one full and one half VIP tickets cost Rs. 327. What is the basic full ticket cost and what is the VIP charge?
A bag contains 15 red balls and 20 black balls. Each ball is numbered either 1 or 2 or 3. 20% of the red balls are numbered 1 and 40% of them are numbered 3. Similarly, among the black balls, 45% are numbered 2 and 30% are numbered 3. A boy picks a ball at random. He wins if the ball is red and numbered 3 or if it is black and numbered 1 or 2. What are the chances of his winning? 
There is a pile of six boxes. The weight of the topmost box i.e., 6th box is one fifth of the second box, the weight of the fourth box is \(33\frac{1}{3}\)% more than the weight of the first box, whose weight is thrice that of fifth box’s weight. Also, weight of second box is 2.5 times the fifth box. The third box whose weight is 720 gm is 60% heavier than the fifth box. What is the average weight of the three lightest boxes?