The second hand on a clock is 8 cm 8 cm8, start text, space, c, m, end text long. What is the distance the tip of the second hand travels in 10 1010 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?

Find the area of an equilateral triangle with a side of 6 inches

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a, b and c integers and a> 1