Question
A person spends 15% of his income on insurance and 25%
of the remaining income on food. If the amount spent on insurance is Rs. 6,000, then find the amount spent on food.Solution
Let the income of the person be Rs. x.
Amount spent on insurance = 0.15x = Rs. 6,000
Total income = 6,000 Γ· 0.15 = Rs. 40,000
Amount spent on food = 0.25 Γ (0.85x) = 0.2125x = 40,000 Γ 0.2125 = Rs. 8,500
20, 95, 220, 275, 620, 895
In each of the following number series, one term is wrong. Find the wrong term.
4, 7, 12, 21, 28, 39, 52
- Find the wrong number in the given number series.
10, 26, 58, 106, 170, 258 Find the wrong number in given number series.
2658, 2654, 2681, 2645, 2999, 2918
- In the given number series, find the wrong number.
4, 9, 19, 39, 79, 159, 319 In each of the following, one term is wrong. Find the WRONG term.
2, 6, 18, 54, 108, 486
Find the wrong number in the given number series.
76, 81, 96, 123, 156, 201Find the wrong number in the given number series.
7, 15, 31, 57, 87, 127
132, 136, 109, 125, 2, 36
48, 72, 104, 144, 192, 251Β