Mathematics, 17.12.2021 17:30, Zykuko
In a bag there are pink buttons, yellow buttons and blue buttons.
There are five times as many pink buttons as yellow buttons.
number of yellow buttons : number of blue buttons = 4 : 7
One button is selected at random.
Work out the probability that the button is either pink or blue.
Give your answer as a fraction in its simplest form.
Optional working
Write your fraction in the form alb
Answers: 3
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In a bag there are pink buttons, yellow buttons and blue buttons.
There are five times as many pin...
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