Question
Two equal vessels A and B contain 70% of milk and 60% of
milk respectively and the remaining sugar. In which 30 kg of mixture is taken out from vessel A and replaced into vessel B. Find the initial quantity of vessel B if the final ratio of milk and sugar in vessel B is 9:5.Solution
Vessel A milk and sugar ratio = 7:3 Vessel B milk and sugar ratio = 3:2 Given, (3x+21)/(2x+9) =9/5 15x+105=18x+81 3x=24 x=8 Initial quantity = x*5=40 litres
3, 10, 29, 66, ?
62, 87, 137, ?, 312, 437
27 28 32 41 57 ?
...5 6 14 45 ? 925
...5, 5, 15, 75, ?, 4725
- What will come in place of the question mark (?) in the following series?
121, 115, 102, 82, 55, ? What value should come in the place of (?) in the following number series?
5670, 1620, 540, 216, 108, ?
Find the missing number in the given number series.
3, 7, 18, 38, 69, ?What will come in place of the question mark (?) in the following series?
3, 8, 18, 38, ?, 158
12, 18, 30, 54, ?, 198