Question

A car moves a distance of 200m. It covers the first half of the distance at a speed of 40km/h and second half of distance speed v. calculate the average speed of bus 40km/h?​

Answer 1

Answer:

It gives us a way to understand patterns, to quantify relationships, and to predict the future. Math helps us understand the world — and we use the world to understand math. The world is interconnected. ... Using it, students can make sense of the world and solve complex and real problems.