Which is the better buy on potatoes? 3 lbs. for $.90 5 lbs. for $1.60
1 answer:
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Assuming they are dice, to work out the probability that the product is 8, the dice either have to be 2 and 4 or 4 and 2. The blue dice therefore has to be a 2 (4 is not less than 3), which is a 1 in 6 probability. The yellow one therefore has to be 4, which again is 1 in 6. The probablility that these both happen at the same time is given when they are multiplied together. 
x = 
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Hope that is useful.
Hope that is useful.
Answer:
Square root =
remember :
x² = ± a
x = ña
.
x = ñ25
x = ±5
• x = 5 and -5