Tell wheter or not each of the following situations illustrates quadratic equations. Justify your answer by representing each situation by a mathematical sentence.

1) A motorcycle driver travels 15 kph faster than a bicycle rider.The motorcycle driver covers 60 km in two hours less than time it takes the bicycle rider to travel the same distance.
2) A realty developers sells residental lots for Php 4,000 per square meter plus a processing fee of Php 25,000. One of lots realty developers is selling costs Php 625,000.
3)A garden 7 m by 12 m will be expanded by planting a border of flowers. The border will be of the same width around the entire garden and has an are of 92m²

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Answers

2015-06-07T16:59:31+08:00
For number 2 answer is 4000 meter squared +25000=625000 Quadratic
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aka alam nyo po yung sagot sa 173