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In a certain year a tea factory produced 1500 tonnes of processed tea leaves. During the following year it produced 1050 tonnes of processed tea leaves. What was the percentage decrease in production?

Class: KCPE

Subject: Mathematics

Topic: Percentages

Lesson Summary

In a certain year a tea factory produced 1500 tonnes of processed tea leaves. During the following year it produced 1050 tonnes of processed tea leaves. What was the percentage decrease in production?

A.70%
B.30%
C.130%
D.20%



Text Answer


First year’s number of tonnes = 1500

Second year’s number of tonnes= 1050

Decrease in production = 1500-1050 = 450 tonnes

% decrease =decreaseoriginal value×100 =4501500×100 =30%

The correct answer is B (30%)

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