Question
What number should be subtracted from both the terms of
the ratio 17 : 21 so as to make it as 1 : 2 ?Solution
Required number = x =`(17-x)/(21-x)=1/2` ⇒ 34 - 2x  = 21 - x ⇒ 2x - x  = 34 - 21 ⇒ x  = 13
More ESIC Part B Questions
- 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.)
1219.98 ÷ 30.48 × 15.12 = ? × 2.16
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.)...
- 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.)
28.01% of 3650 + 40.10% of 150 – 301.75 = ?
40 × 55.96 ÷ 7 – 20% of 699.81 + 63 = ? - (11479.50 ÷ 7)
540.11 ÷ 17.98 × 5.14 – 131.9 = √?Â
9.89 x 4.99 + 2.01 x 49.89 = ?% of 299.69
17.22 × 10.99 + 146.15 = ?
