A car travel 20km/h for 30 min and at x km/h for 45 min. If the average speed of the car for entire journey is 14 km/h find the value of x.
In a 280-litre mixture (milk + water), the ratio of quantities of milk and water is 3:4, respectively. How much water should be added to this mixture su...
A jar contains a mixture of orange juice and water in the ratio of 4:1. 75 litres of the mixture was taken out and 25 litres of water was added to it. I...
A solution contains 30L of pure milk. 10% of his this is taken out. Another 15% of the remaining solution is taken out and finally 20% of the contents ...
There are three mixtures A, B and C. Mixture A contains 11% of water and B contains 16% of water. If A and B are mixed together than resultant mixture c...
Ramu has lent Rs. 60,000 to Murali and Bansi at 7% p.a. and at 11% per annum respectively. At the end of the year, he has gained an overall interest at...
In what ratio rice at 50 Rs/kg should be mixed with the rice at 36 Rs/kg so that selling mixture at Rs 48 per kg gives the profit of 20% if the quantity...
A vessel contains some milk .6 liter of the milk was taken out of the vessel and replaced with 6 liter of water and again 6 liter of mixture was taken o...
Cost of two types of pulses is Rs.14 and Rs, 19 per kg, respectively. If both the pulses are mixed together in the ratio 2:3, then what should be the pr...
In what ratio coffee at 255 Rs/kg should be mixed with the coffee at 310 Rs/kg so that after mixture its rate become 270 Rs/kg if the quantity of 1st ty...
