Question

Ques20 Divide(i) 3.216 ÷ 4 (ii) 13.5 by 100 (iii) 1446.9

by 6.1

Ques21 If the cost of 25 liters of petrol is Rs 1557.50 ,

find the cost of 1liter of petrol.​

Answer 1

Answer:

Step-by-step explanation:

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Answer 2

$i) 3.216 \div 4$

4| 3.216| 0.804

***32

_______

*****1

*****0

_______

*****16

***** 16

_______

****(0)

$\therefore \red{3.216 \div 4}\green { = 0.804}$

$13.5 \div 100$

100) 13.500( 0.135

*******0

__________

*******135

*******100

__________

******* 350

********300

__________

********** 500

********** 500

__________

**********(0)

$\therefore \red{13.5 \div 100} \green { = 0.135}$

$21) Cost \:of \: 25 \: litres \:petrol = Rs \:1557.50$

$\green { Cost \:of \: 1 \:litre \:petrol } \\= \frac{1557.50}{25} \\= Rs\:62.30$

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