exam Maths Puzzle Numerical Ability

Everyone shook hands at a party. There were 190 handshakes in all. How many were at the party? (From Algebra by Keedy, Bittinger, Sith and Orfan, p. 221)
I think I can get the

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During rush hour, Fernando can drive 35 miles using the side roads in the same time that it takes to travel 30 miles on the freeway. If Fernando�s rate on the side roads is 9 mi/h is 18=-3(-6)true or false or open sentence