O and Liz work in the same shop. One day, Liz starts work at 9.30 am and stops working 5 hours later.
Jo works from 11.30 am until 4.30 pm.
Work out the number of hours that Jo and Liz are working at the same time.

Which of the choices shown could be used to prove that aacp=abcp ?

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

Write an equation for the function that includes the points (2,100)and (3,100)