Two motorcyclists were killed in unrelated crashes in Concord this week, bringing the number of people killed on New Hampshire roads to at least 10 in the last five days.

Joseph Kasper, 70, of Weare died Tuesday morning after the motorcycle he was operating collided with a vehicle near the intersection of Clinton Street and the Hooksett Turnpike at approximately 9:15 a.m., Concord police said.