Question
A sum of Rs. 178 needs to be divided among 60 students
in a class, where each boy receives Rs. 2.5 and each girl receives Rs. 3.5. Determine the ratio of boys to girls in the class.Solution
Let number of boys is x Number of girls in the class = 60 – x According to question; 2.5x + 3.5 × (60 – x) = 178 2.5x + 210 – 3.5x = 178 Or, x = 32 Desired Ratio = 32:(60 – 32) = 32:28 = 8:7 Hence, option b.
More Ratio and proportion Questions
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42, 37, 45, 40, 48, ? 8, 27, 53, ?, 161, 285
45, 166, 607, 1568, 3249, ?
350 435 367 ? 384 401
...1, 26, 75, 156, 277, ?
- What will come in place of (?) in the given number series.
729, 243, 81, 27, ?, 3 7 29 61 ? 211 349
...What will come in the place of questions (?) mark in the following questions.
160, 223, 271, 306, 330, ?
44, 42, 46, 38, 54, ?
1 12 31 58 93 ?
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