The red line and the blue line trains just arrived at the the station when will they arrived at the next station at the same time? red line = 8 minutes blue line = 10 minutes

When you arrive at the lake, your friend realises he hasn’t got any swimming trunks. you need to ride to a sports shop. the sports shop is 8350 metres away. how many metres is it to cycle there and back?

Ihave trouble finding the nth term of a linear sequence

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?