Mental Maths Class 5 Comparing Quantities

Asked by AKSHAY GURU VARADHARAJAN · SRI CHAITANYA TECHNO SCHOOL, JAYANTI NAGAR.

A school's water pump used to cost ₹2,000 to run. After switching to solar power, the cost decreased by 1/4 (one-fourth). What is the new cost to run the pump?

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A ₹500
B ₹1,000
C ₹1,500
D ₹1,750

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Answer: C. ₹1,500

Answer: C) ₹1,500
Explanation: One-fourth of ₹2,000 is ₹500. Since it's a decrease, subtract that from the original: 2,000 - 500 = 1,500.

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A school's water pump used to cost ₹2,000 to run. After switching to solar power, the cost decreased by 1/4 (one-fourth). What is the new cost to run the pump?

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