Question
Which of the following combination is
true? Study the following information carefully and answer the below questions Six persons- R, S, T, U, V, and W are sitting on the circular table facing the center. They are using different types of laptops- Apple, Lenovo, Dell, Samsung, Asus, and HP but not necessarily in the same order. U sits second to the left of the one who uses HP laptops. The one who uses HP laptops and the one who uses Dell laptops are immediate neighbors. S sits opposite to the one who sits immediate right of R. S neither uses HP nor Dell. The one who uses Apple sits second to the left of R. The one who uses Samsung sits immediate left of the one who uses Asus. U neither uses Asus nor Lenovo. Either S or V uses Lenovo. W does not use Dell.Solution
We have, U sits second to the left of the one who uses HP laptops. The one who uses HP laptops and the one who uses Dell laptops are immediate neighbors. From the above condition, there are two possibilities. Again we have, S sits opposite to the one who sits immediate right of R. S neither uses HP nor Dell. From the above condition, there are four possibilities.
Again we have, The one who uses Apple sits second to the left of R. The one who uses Samsung sits immediate left of the one who uses Asus. U neither uses Asus nor Lenovo. From the above condition, Case2, case1a, and case2a get eliminated.
Again we have, Either S or V uses Lenovo. W does not use Dell. From the above condition, case1 shows the final arrangement
In a hospital, the ratio of nurses to doctors is 5:2. 30% of nurses and 40% of doctors are working in the emergency department, and 20% of the remaining...
- A fruit vendor sold 150 apples on Friday. On Saturday, the number of apples sold was 10% more than Friday, and on Sunday it was 20% less than Friday. What ...
In class ‘C’, the number of girls is 25% more than that of boys while in class ‘D’ the number of girls is 40% more than that of boys. If the tot...
Anju spends 16% of her monthly income on rent, 22% of it on groceries, 14% of it on children's education and 50% of the remaining on other items. If ₹...
Monthly income of P is Rs.18000 and his monthly savings is Rs.12500. If his monthly income is decreased by 30% and monthly expenditure is decreased by 2...
There were two candidate in an election. 15% of the total voters did not cast their votes whereas 10% of the casting votes were declared invalid. If the...
The population of a city is decreased by 15% in the first year and then increased by 25% in the second year. Find the population of the city at the end...
A man spends 30% and 18% of his monthly salary on rent and transportation, respectively. Out of the remaining money, he spends 29% on food and 44% on en...
Suyash have total amount of Rs.2000 out of which, he spent 20% on food, 35% of the rest on travelling. Out of remaining amount he spends Rs.550 on misce...
In a competition between two candidates, the victor secured 60% of the overall legitimate votes. Out of a total of 1800 votes cast, 5% were deemed inval...