Question
A mixture contains wine and water in the ratio 5:1. On
adding 5 litre of water, the ratio of wine to water becomes 5:2. The quantity of wine in the mixture is?Solution
Let wine and water be 5x litre and x litre respectively. Now, => 5x/(x + 5) = 5/2 => 10x = 5x + 25 => x = 5 Before mixture = 25 ∶ 5 After mixture = 25 : 10 Quantity of wine = 25 lit
Read the given statements and conclusions carefully. Decide which of the given conclusions is/are true based on the given statement.
Statement: ...
Five words have been given, out of which four are alike in some manner and one is different. Select the odd one.
Dollar, Cortes, Dirham, Lempira, Taka
Select the figure from among the given options that can replace the question mark (?) in the following series and complete the pattern.
In the following question, select the missing number from the given series.Â
64, 72, 45, 109, –16, ?Â
If ÷ means −, − means ×, × means +, + means ÷, what will come in place of the question mark (?)?
77 ÷ 7 × 17 – 49 + 7 = ?
...If A = 26 and T = 7, then AUTHENTIC = ?
Select the number triad that is analogous to the given triads.
(64, 8, 65), (125, 27, 89)
Select the correct mirror image of the given combination when the mirror is placed at 'MN' as shown below.
Select the number from among the given options that can replace the question mark (?) in the following series.
13, 39, 65, 91, 117, ?
Seven people, U, M, K, G, B, R and D are sitting in a straight line, facing south. Only two people sit to the left of B. M sits third to the right of G....