Which of the following represents the most accurate estimation of 375 + 147?
1 answer:
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The cars travel with constant speed, and the equations of movement of each one are,
Where v_1=16 Km/h, v_2 is unknown, x_0 is 300 kilomters. As they meet in 2 hours, then t=2 and x_1=x_2, so,
Solving for v_2,
Where v_1=16 Km/h, v_2 is unknown, x_0 is 300 kilomters. As they meet in 2 hours, then t=2 and x_1=x_2, so,
Solving for v_2,