Question
There are some assistants and officers in an office, if
12 assistants leave then there are 2 officers for each assistant. After this again 36 officers go and there are 5 assistants for each officer, initially there were assistants.Solution
Assistance denotes by A and officers denote by F. ATQ- 2(A-12) = F         … (1) (A-12) = F/2 (A-12) = (F-36)5 F/2 = (F-36)5 F/10-F = -36 9F = 360 F = 40 Put the value of F in Equation (1) 2A -30 =40 2A =70 A = 35
More Ratio and proportion Questions
29% of 400 + 66% of 1100 - 50% of 1200 = ?Â
(47.5 ÷ 9.5) × (78.5 ÷ 15.7) + 475 = ? + 15% of 150
What will come in the place of question mark (?) in the given expression?
(17/27) of 162 + ?² = 632 - (73 - 12) X 5If x + y + 3 = 0, then find the value of x3 + y3 – 9xy + 9.
√324 + √576 = ?/ √9
1/6+ 999*53/54 ×9 = ?
22 + 60 × 3 ÷ 12 = ?
? = 60% of 2500 + 85% of 2000 – 5³
654.056 + 28.9015 × 44.851 – 43.129 = ?
4261 + 8234 + 2913 + 8217 + 6283 + 4172 =?
Relevant for Exams:
