Question
What should come in place of the question mark (?) in
the given series? 9 18 36 63 99 ?ÂSolution
The correct answer is B
Two varieties of rice costing Rs 50/kg and Rs 70/kg are mixed so that the cost price of the mixture is Rs 60/kg. In what ratio are the cheaper and deare...
A mixture (milk + water + honey) contains ‘14m’ litres milk, ‘21n’ litres water and 49 litres more honey than water. If 25% of the mixture was r...
A 280 ml mixture is composed of milk and water in the ratio 11:9. If an equal amount 'x' ml of both milk and water is added, the new ratio of milk to wa...
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A container contains 40 liters of a mixture of milk and water in the ratio 3:1. How much water should be added to make the ratio 3:2?
The cost price of watermelon juice in flask F is Rs. 55 per liter, and the cost price of watermelon juice in flask I is Rs. 40. When the watermelon juic...
A vessel contains 60 liters of a mixture of milk and water in the ratio 3:2. 10 liters of the mixture is removed and replaced with pure water. What is t...
An alloy is made of 45% lead, 35% tin, and 20% copper. How much lead should be added to 40 kg of the alloy so that the new alloy contains 55% lead?
Two vessels A and B contain mixture of milk and water. Ratio of milk and water in vessel A and B are in the ratio 1:2 and 3:2 respectively. In what rati...
Two alloys are combined to create a new alloy. The first alloy contains 20% copper, and the second alloy contains 40% copper. If the resulting alloy has...
