TEACHER-GUIDE-VERIFIED · TG-V9-076

1. Fuel is F=2400-75t. Find fuel after 20 days.

Verified solution

Solution: F=2400-75(20)=900 units.

Source: Teacher Guide V9 · English V9. Match the numbers and wording in your printed question before using this solution.

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VIDEO HELP · TG-V9-076

Evaluate a Mission Fuel Model (TG-V9-076)

Substitute 20 days into F = 2,400 − 75t. Multiply first to find 1,500 fuel units used, subtract to find 900 remaining, and check that used plus remaining equals the initial 2,400 units.

Space Math Explorers · approved worked example · 0:58 · Watch on YouTube

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These pages reproduce verified solution steps for the registered V9 questions. It does not diagnose learning needs or replace instruction from a qualified teacher or tutor.