B) Water flows at a steady rate from a tap.
It takes 40 seconds to fill a 4 litre watering can from the tap.
The rate at which water flows from the tap is halved.
Complete.
4 litres =cm3
ii) find the rate in which the water is now flowing from the tap. give your answers in cubic centimetres per second (cm3/S)

The function f is defined by f(x)=xsquared+3x-10 if f(x+5)=xsquared+kx+30, k=find the smallest zero of f(x+5). x=

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.