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Direct and Inverse Proportions — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSDirect and Inverse Proportions1 Mark
MCQ
$10$ men can dig a trench in $15$ days. How long will $3$ men take?
  • ✓
    $50$ days
  • B
    $60$ days
  • C
    $100$ days
  • D
    $75$ days
✓

Answer

Correct option: A.
$50$ days

$10 \times 15 = 3 \times ? \Rightarrow ? = 50.$

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