Question
A 480-liter blend contains soap and water in a 5:3
ratio. Adding 60 liters of soap and (6u + 30) liters of water changes the ratio to 6:5. Find the ratio of soap to water if '8u' liters of water are further added.Solution
ATQ, Initially 
Finally, quantity of soap = 300+60=360 300 + 60 = 360 liters, Quantity of water = 180+6×15+30+8×15=390 180 + 6 × 15 + 30 + 8 × 15 = 390 liters.
351Â Â Â 261Â Â Â 181Â Â Â 111Â Â Â 51Â Â Â ?
Find the 31st term of the series 25, 29, 33……
632, 560, 494, 434, ?, 332
1331      1000            729       512       ?             216
...2556   636    156    ?    6
3 5 15 75 1125 ?
...1. In series II, if ‘x’ is the right term, then find which of the following statement(s) are true.
I. x/124 is a factor 6 and 8.
73920, 9240, ?, 220, 44, 11
12 78 385 ? 4629 9260
...A number series is given below, which follows a specific pattern. If 'A' represents the 'x'th term and 'B' represents ...
