In a class of 78 students, 33.33% are girls and the remaining are boys. The average of the boys’ marks is 77 and that of average
In a class of 78 students, 33.33% are girls and the remaining are boys. The…
4 weeks ago
A man alternatively tosses a coin and throws a dice beginning with the coin. The probability that
A man alternatively tosses a coin and throws a dice beginning with the coin. The…
4 weeks ago
The top of two trees of height 75 metres and 45 metres are connected by a wire. If the rope makes an angle
The top of two trees of height 75 metres and 45 metres are connected by…
4 weeks ago
A polygon has 77 diagonals. Then what is the number of sides of the same polygon
A polygon has 77 diagonals. Then what is the number of sides of the same…
4 weeks ago
A cylindrical vessel of radius 20.3 m is full of water. If 10749662 liters of water is taken out from it, then find the drop
A cylindrical vessel of radius 20.3 m is full of water. If 10749662 liters of…
4 weeks ago
In a mixture, milk and water are in ratio of 2:3. Some milk is added to the mixture because of which ratio of milk
In a mixture, milk and water are in ratio of 2:3. Some milk is added…
4 weeks ago
Dev, Neeraj and Pankaj ma ke ten mocks in 25 days. If efficiency of Dev and Pankaj together three times the Neeraj and Dev
Dev, Neeraj and Pankaj ma ke ten mocks in 25 days. If efficiency of Dev…
4 weeks ago
A square is divided into four rectangles as shown in the figure. The lengths of the sides of the rectangles are
A square is divided into four rectangles as shown in the figure. The lengths of…
4 weeks ago
If compound interest received on a certain amount in the 2nd year is Rs 250. What will be the compound interest for the 3rd year
If compound interest received on a certain amount in the 2nd year is Rs 250.…
4 weeks ago
Two water taps together can fill a tank in 75/8 hr. the tap of larger diameter takes 10 hours less than the smaller one to fill the tank separately
Two water taps together can fill a tank in 75/8 hr. the tap of larger…
4 weeks ago