Here are some ribbons in a box. The ribbons are green or red or yellow or white.
The tab...
Mathematics, 07.05.2020 13:58 laylay120
Here are some ribbons in a box. The ribbons are green or red or yellow or white.
The table shows each of the probabilities that a ribbon chosen at random will be green or red or yellow or white.
Colour Green Red Yellow White
Probability 0.15 0.30 0.20 0.35
There are 500 ribbons in the box. Work out the number of red ribbons. need help on this soon a possible
Answers: 1
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