Question
The ratio of the incomes of Vineet and Vidya is 12:5
respectively. Vineet saves 25% of his income while Vidya saves 20% of his income. The sum of their expenditures is Rs.39000. Find the difference between their incomes.Solution
Let the incomes of Vineet and Vidya be Rs. 12x and Rs. 5x respectively. According to the question, => 0.75 x 12x + 0.8 x 5x = 39000 => 9x + 4x = 39000 => x = 3000 Required difference = 12x – 5x = 7x = Rs.21000
- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)
What approximate value will replace the question mark (?) in the following?
? =...
- What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)...
14.96% of 120.03 - 107.99 + 88.93% of 199.87 = ?
16.98 × 88.05 + 1999.996% of 299.08 + 5.005 % of 4999.997 = ? × 20.98 × 40.009
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)...
?% of (150.31 ÷ 14.97 × 50.011) = 319.98
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)...
(363.89% of 224.98 – 319.86% of 134.94) ÷ ? = √(134.88 ÷ 15.25)
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