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Published byEliza Knapper Modified over 2 years ago

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**MATHEMATICS CHAPTER:-THE JUNK SELLER TOPIC:-PRICE LIST**

COMPETENCY:-ABILITY TO COMPUTE SUB COMPENTENCY:-PROBLEM SOLVING ABILITY

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JUNK

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**JINU’S RATE LIST SR NO. KIND OF JUNK PRICE OF 1KG 1 WASTE PAPER RS.5 2**

NEWS PAPER RS.8 3 IRON RS.15 4 BRASS RS.190 5 PLASTIC RS.18

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**DINU’S RATE LIST SR NO. KIND OF JUNK PRICE OF 1KG 1 WASTE PAPER**

RS.4.50 2 NEWS PAPER RS.6 3 IRON RS.14 4 BRASS RS.180 5 PLASTIC RS.15

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**HOW MUCH WILL DINU PAY FOR 63KG PLASTIC?**

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WE CAN WRITE …... 63=60+3 12=10+2

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HOW TO MULTIPLY:- 63X12 60 3 10 2 ADD

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HOW TO MULTIPLY:- 63X12 60 3 10 60X10 600 2 ADD

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HOW TO MULTIPLY:- 63X12 60 3 10 60X10 600 3X10 30 2 ADD

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HOW TO MULTIPLY:- 63X12 60 3 10 60X10 600 3X10 30 2 60X2 120 ADD

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HOW TO MULTIPLY:- 63X12 60 3 10 60X10 600 3X10 30 2 60X2 120 3X2 6 ADD

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ADD:- 600 120 30 ???

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ADD:- 600 120 30 756

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**HOW MUCH WILL JINU PAY FOR 63 KG PLASTIC?**

COST OF 1KG PLASTIC= RS.18 COST OF 63 KG PLASTIC=63X18

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HOW TO MULTIPLY:-63X18 60 3 10 60X10 600 3X10 30 8 60X8 480 3X8 24 ADD

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ADD:- 600 480 30 ????

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ADD:- 600 480 30 1134

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**QUESTIONS:- TO WHOME SHOULD KIRAN SELL PLASTIC?**

WHY? ANS:-__________________________________ WHO WILL PAY LESS FOR PLASTIC? ANS:-______________________________________

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**QUESTIONS:- TO WHOME SHOULD KIRAN SELL PLASTIC? ANS:-JINU. WHY?**

ANS:-BECAUSE, JINU IS PAYING MORE FOR PLASTIC. WHO WILL PAY LESS FOR PLASTIC? ANS:-DINU.

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**QUESTIONS:- FIND JINU’S RATE LIST DINU’ RATE LIST COST OF 5 KG PLASTIC**

COST OF IKG PLASTIC= COST OF 23KG BRASS COST OF 1 KG BRASS= COST OF 23 KG BRASS= COST OF 1 KG BRASS= COST OF 30KG IRON COST OF 1 KG IRON= COST OF 30 KG IRON= COST OF 34KG WASTEPAPER COST OF 1 KG WASTEPAPER= COST OF 34 KG WASTEPAPER= COST OF 1 KG WASTE PAPER= COST OF 45KG NEWSPAPER COST OF 1 KG NEWSPAPER= COST OF 45 KG NEWSPAPER= COST OF 1 KG NEWSPAPER=

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**QUESTIONS:- FIND JINU’S RATE LIST DINU’ RATE LIST COST OF 5 KG PLASTIC**

COST OF 1 KG PLASTIC= 18 RS. COST OF 5 KG PLASTIC= 18X5=90RS. COST OF IKG PLASTIC=15RS. COST OF 5 KG PLASTIC= 15X5=75RS. COST OF 23KG BRASS COST OF 1 KG BRASS=190 RS COST OF 23 KG BRASS= 190X23=4370RS. COST OF 1 KG BRASS=180 RS. COST OF 23 KG BRASS= 180X23=4140RS. COST OF 30KG IRON COST OF 1 KG IRON=15 RS. COST OF 30 KG IRON= 15X30=450RS. COST OF 1 KG IRON=14 RS. COST OF 30 KG IRON= 14X30=420RS. COST OF 34KG WASTEPAPER COST OF 1 KG WASTEPAPER=5 RS. COST OF 34 KG WASTEPAPER= 5X34=170RS. COST OF 1 KG WASTE PAPER=4.50 RS. COST OF 34 KG WASTEPAPER= 4.5X34=153RS. COST OF 45KG NEWSPAPER COST OF 1 KG NEWSPAPER=8 RS. COST OF 45 KG NEWSPAPER= 8X45=360RS. COST OF 1 KG NEWSPAPER= 6 RS. COST OF 45 KG NEWSPAPER= 6X45=270RS.

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**FIND:- 65X45=____________ 78X34=____________ 54X29=____________**

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**FIND:- 65X45=____________ 78X34=____________ 54X29=____________**

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