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There are 4 blue balls, 2 red balls, and 5 green balls in a bag. James removes one ball and does not replace it. James removes a second ball. What is the probability that both balls will be the same colour.

Total number of balls = 4 + 2 + 5 = 11 (this is our denominator for first draw)Numerator is the number of each colour. When we remove a ball the denominator and numerator for that colour decrease by 1. P(...

Answered by Caleb W. • Maths tutor

3703 Views

How should I effectively use my reading time prior to a listening exam?

Before the audio track fully begins, you are given five minutes to read through the paper. It may not always make sense as to why you have this time in the exam, but it is definitely there to help you!

Answered by • Spanish tutor

1974 Views

How far does media ownership affect consumption of media texts in the media area you have studied?

Specific Example:Media Area is Film.Case studies are Wonder Woman, Tank432 and Monsters.Media ownership has a large affect on consumption of film; primarily it depends on the budge...

Answered by Polina K. • Media Studies tutor

3003 Views

What should I say when asked to talk about the dynamics of a piece?

Begin by making a judgement on whether the music sounds piano (quiet) or forte (loud). This gives you a solid baseline on which the answer can be built from. It's okay to fine tune the answer later if you...

Answered by • Music tutor

5330 Views

How should I calculate the values of a and b when a(4x+12) is equivalent to 2x+36b?

Firstly, start off by expanding the brackets on the left hand side of the equation

a(4x+12) would expand as below:
4x multiplied by a gives 4ax12 multiplied by a gives 12a

We no...

Answered by • Maths tutor

3177 Views