Question
If β$β means βΓ·β, β#β means β-β,
β!β means βΓβ and β^β means β+β, then the value of 84 ! 5 # 6 ^ 21 $ 7 isSolution
84 Γ 5 β 6 + 21 Γ· 7 84 Γ 5 β 6 + 3 420 β 6 + 3 = 417.
- A jar contains a mix of ink and water with a total volume of 180 liters in the ratio 4:2. If 36 liters of water and 24 liters of ink are poured into it, th...
Tank 'X' contains 90 litres of a mixture of petrol and diesel in the ratio 3:2 respectively. Tank 'Y' contains 110 litres of a solution containing petro...
A trader mixes two kinds of wheat of 8 kg and 2 kg, costing Rs. 3 and Rs. 9 per kg, respectively. What is the cost price (in Rs.) of the mixture per kg?
In a vessel the ratio of alcohol to water is 6:1. If 21 liter of mixture is taken out from the vessel and 1 liter water is added, then the ratio of alco...
In a mixture of alcohol and water contains β3aβ liters alcohol and (a + 40) liters water. On adding 20 liters more water, the ratio of quantity of w...
Quantity of milk is 40% more than that of water in 240 litres mixture (milk + water). If 18 litres milk is added, then find the quantity of milk in the ...
Two mixtures (milk and water) 'A' and 'B' contains quantities of milk and water in ratio of 4:5 and 7:8, respectively. If 36 ml from 'A' and 45 ml from ...
Two mixtures A and B have milk:water ratios 3:2 and 4:5. They are poured together to get 0.732 litres of mixture where milk:water in the result is 31:30...
- The ratio of milk to water is 1:2. When 1 litre of milk and 1 litre of water are added, the new ratio becomes 2:3. Find the initial quantity of the mixture...
A vessel contains mixture of honey and water mixed in the ratio 5:3, respectively. 144 litres mixture is taken out of the vessel and is replaced with 58...