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Pencils are packed in packets containing 20 pencils each. The packets are placed in cartons each containing two dozen packets.

Class: KCPE

Subject: Mathematics

Topic: Whole numbers operations

Lesson Summary

Pencils are packed in packets containing 20 pencils each. The packets are placed in cartons each containing two dozen packets. A bookshop owner bought 5 cartons of pencils and sold each pencil at sh 3. How much money was obtained from the sale of all the pencils?

A.sh 7,200
B.sh 2,400
C.sh 1,400
D.sh 3,600



Text Answer


Number of pencils in one packet = 20

Number of packets in one carton = 2 x 12 = 24

Number of pencils in one carton = 24 x 20 = 480

Number of pencils in 5 cartons = 480 x 5= 2,400

Amount obtained by selling 1 pencil at sh 3 = 2 400 x 3= sh 7,200

The correct answer is A (sh 7,200).

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