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7 questions · timed · auto-graded

Question 31 Mark
Moving at the rate of 70 km/hr, a car completes a journey in 18 minutes. How long would it take to complete this journey, if the speed is increased to 84 km/hr?
Answer
15 minutes
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Question 41 Mark
In an army camp, 300 soldiers had provisions for 13 days. If 40 of them are transferred to the other camp, how long will the provisions last?
Answer
15 days
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[1 Mark Question Answer] - MATHS STD 7 Questions - Vidyadip