Answers: 3
SAT, 26.06.2019 00:00
17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?
Answers: 1
X^2+y^2+10x+12y+25=0x 2 +y 2 +10x+12y+25=0x, squared, plus, y, squared, plus, 10, x, plus, 12, y, pl...
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