Dumbledore's+Army

**__STUDENT NAMES:__**

In groups, solve the following questions. Each question has a link which will show a diagram containing the problem. Type your working out and answers in the space provided below each question on this (wiki) page. NOTE: working out must be provided (as well as answers) to be awarded full marks.

__**QUESTION 1 **__ Use the rule Volume = Area of Base x Height to find the volumes of these solids.



__**QUESTION 2 **__ Find the volume of each prism by finding the area of the triangular base and multiplying by the height.



Now rank the prisms (i.e., a-d) according to the size of the shapes volume (i.e., smallest to largest).

__**QUESTION 3 **__ A liquid is poured into this container so that its level rises 1cm every 10 seconds.



a. How long will it take for the container to be completely full?

b. What volume of liquid will there be in the container after 10, 20, 30, 40.... seconds until it is full?

c. How many millilitres of liquid does the container hold? (1cm <span style="font-family: Calibri,sans-serif; font-size: 11pt; vertical-align: super;">3 <span style="font-family: 'Comic Sans MS',cursive; font-size: 16px;">= 1 millilitre).