Start learning 50% faster. Sign in now
P was born in July. Q’s birthday is before N. Q wasn’t born in July. Birthdays of both Q and N are in the same month. Therefore, both Q and N may have their birthdays in January, April or May. T’s birthday is immediately after N’s. The number of persons who have their birthdays between the birthdays of S and T is equal to the number of persons who have their birthdays between the birthdays of N and P. If N’s birthday is on 23 rd May or on 23 rd January, then as shown in figure, the condition of the equal no. of birthdays between S and T, and N and P won’t be met.(refer to the below table)
The number of persons who have their birthdays between the birthdays of S and T is equal to the number of persons who have their birthdays between the birthdays of N and P. R does not have birthday in May. There are three birthdays between the birthdays of R and O. Now there are two possible dates for P’s birthday u.q. 14th July and 23rdJuly. First let us assume P's birthday on 14th July-
But, the condition that there are three birthdays between the birthdays of R and O wouldn’t be met in the above arrangement. Therefore, assuming P’s birthday is on 23rd July and redrawing the table, we get-
Suppose you have 60 litres of milk, which you can purchase at Rs. 35 for every 1.5 litres. How many litres of water should you add to this milk to reduc...
A 270 litres mixture of mango juice and lemon juice contains mango juice and lemon juice in the ratio of 7:2. How much lemon juice should be added to th...
A vessel is completely filled with milk. If 57% of the milk is replaced with water then only 86 ml of milk will be left in the vessel. What is the total...
Quantity of water in a 420 litres mixture (alcohol + water) is 30 litres less than the quantity of alcohol in it. Find the quantity of water to be mixed...
A mixture consists of milk and water in a 5:4 ratio. If 108 liters of this mixture are removed and 64 liters of water are then added, the new quantity o...
Three mixtures: A, B, and C containing 35%, 55%, and X% of water, respectively. If all these mixtures are mixed in the ratio of 2:2:1 to form a resultan...
A shopkeeper mixes 30 kg of rice which he purchased at ₹40/kg and 40 kg of rice which he purchased at ₹28/kg, and he sells the entire mixture at ₹...
A mixture contains milk and water in the ratio of 7:12. When 12 litres of milk and 6 litres of water are added to the mixture, the new ratio of milk to ...
In a 600-gram mixture, the proportion of Component A to Component B is 3:7. If you add 20 grams of Component A and 80 grams of Component B to the mixtur...