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Total number of apples in the heap = n(S) = 600 Let E be the event of selecting a rotten apple from the heap. Number of outcomes favourable to E = n(E) P(E) = n(E)/n(S) 0.14 = n(E)/600 ⇒ n(E) = 600 × 0.14 ⇒ n(E) = 84 Therefore, the number of rotten apples in the heap = 84
A jar contains a mixture of milk and water in the ratio 1:3, respectively. If 7-litres of the mixture is taken out, then the quantity of water left in t...
A 400 ml mixture consists of 30% alcohol. Find how much alcohol must be added so that alcohol makes up 50% of the new mixture.
A mixture of milk and water measures 60 litres. It contains 10% water. How much water should be added to it, so that the water may be 25%?
A 456 ml mixture consists of milk and water in a 12:7 ratio. If 'x + 22' ml of milk and 'x - 18' ml of water are added, the new ratio of milk to water b...
In a mixture of milk & water, 82 litres water is mixed due to which ratio changes from 3 : 4 to 1 : 2. Find initial quantity of mixture. (in litres)
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?
A 210 litres mixture contains only water and phenyl in the ratio 3:4, respectively. If 70 litres of this mixture is replaced with 25 litres of alcohol, ...
150 litres of a mixture contains 30% milk and rest water. If ‘x’ litres of milk is added into the mixture then quantity of water in the final mixtur...
A 164-liter mixture consists of milk and water in a ratio of 17:24. The milkman sells 82 liters of this mixture and then adds 123 liters of water to the...
