Podcast
Questions and Answers
In a mixture of rice at $70/kg$ and rice at $100/kg$, what is the ratio needed to create a mixture worth $80/kg$?
In a mixture of rice at $70/kg$ and rice at $100/kg$, what is the ratio needed to create a mixture worth $80/kg$?
- 1:2
- 2:3 (correct)
- 3:4
- 4:5
If a certain quantity of water is mixed with milk priced at Rs 50 per liter, what is the ratio that results in a mixture worth 80/kg?
If a certain quantity of water is mixed with milk priced at Rs 50 per liter, what is the ratio that results in a mixture worth 80/kg?
- 1:2
- 3:4
- 2:3 (correct)
- 1:1
For subtraction modulo 8 with a=15 and b=4, what is the result?
For subtraction modulo 8 with a=15 and b=4, what is the result?
- -1
- -5
- 5 (correct)
- 9
What is the remainder when $(672+541+383+295+101+86)$ is divided by 3?
What is the remainder when $(672+541+383+295+101+86)$ is divided by 3?
In a scenario where there are 81 boxes with 21 articles each, how many articles will be left out when rearranging them into boxes with 5 articles each?
In a scenario where there are 81 boxes with 21 articles each, how many articles will be left out when rearranging them into boxes with 5 articles each?
If Quantity of Pure Liquid is $x$, which equation represents taking out $y$ units and leaving only $(x-y)$ units?
If Quantity of Pure Liquid is $x$, which equation represents taking out $y$ units and leaving only $(x-y)$ units?
If a container initially has 60 L of milk, and 4 L of milk is taken out and replaced with water, how much milk will be left in the container after this process is repeated 3 times?
If a container initially has 60 L of milk, and 4 L of milk is taken out and replaced with water, how much milk will be left in the container after this process is repeated 3 times?
In a dishonest milkman's mixture where he sells milk at cost price but mixes it with water to gain 25%, what percentage of water is present in the final mixture?
In a dishonest milkman's mixture where he sells milk at cost price but mixes it with water to gain 25%, what percentage of water is present in the final mixture?
If two vessels A and B contain milk and water in the ratio 5:2 and 2:3 respectively, what ratio should they be mixed in to form a new mixture containing half milk and half water?
If two vessels A and B contain milk and water in the ratio 5:2 and 2:3 respectively, what ratio should they be mixed in to form a new mixture containing half milk and half water?
In an alloy where Copper and Zinc are in the ratio 2:3 in 200 g, how many grams of copper should be added to make the ratio 3:2?
In an alloy where Copper and Zinc are in the ratio 2:3 in 200 g, how many grams of copper should be added to make the ratio 3:2?
If a shopkeeper is distributing a 45 L mixture of Milk & Water in the ratio of 4:1, and then adds 4 L milk & 3 L water, what will be the new ratio of water and milk?
If a shopkeeper is distributing a 45 L mixture of Milk & Water in the ratio of 4:1, and then adds 4 L milk & 3 L water, what will be the new ratio of water and milk?
If Tea worth Rs. 126 per kg and Rs. 135 per kg are mixed with a third variety in the ratio 1:1:2 to get a mixture worth Rs. 153 per kg, what is the price of the third variety per kg?
If Tea worth Rs. 126 per kg and Rs. 135 per kg are mixed with a third variety in the ratio 1:1:2 to get a mixture worth Rs. 153 per kg, what is the price of the third variety per kg?
What is the range for the amount of a 25% acid solution that should be added to 600 liters of solution to keep the concentration between 12% and 15%?
What is the range for the amount of a 25% acid solution that should be added to 600 liters of solution to keep the concentration between 12% and 15%?
If 150 liters of a 30% acid solution is added to 500 liters of a 20% acid solution, what is the resulting concentration of the mixture?
If 150 liters of a 30% acid solution is added to 500 liters of a 20% acid solution, what is the resulting concentration of the mixture?
In a race, boat A covers a distance in 3 hours and boat B covers the same distance in 4 hours. If boat B travels at a speed of 30 km/h, what is the speed of boat A?
In a race, boat A covers a distance in 3 hours and boat B covers the same distance in 4 hours. If boat B travels at a speed of 30 km/h, what is the speed of boat A?
If a boat can travel downstream at a speed of 18 km/h and upstream at a speed of 9 km/h, what is the speed of the stream?
If a boat can travel downstream at a speed of 18 km/h and upstream at a speed of 9 km/h, what is the speed of the stream?
In a mixture, the ratio of milk to water is 5:2. If 10 liters of water is added to the mixture containing 40 liters of milk, what will be the new ratio of milk to water?
In a mixture, the ratio of milk to water is 5:2. If 10 liters of water is added to the mixture containing 40 liters of milk, what will be the new ratio of milk to water?
If two numbers are in the ratio 5:7 and their sum is 180, what is the larger number?
If two numbers are in the ratio 5:7 and their sum is 180, what is the larger number?
