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A student answers a test of 10 questions
in which he must answer "True"
"false", of
wich he is only sure of the answers he
gave
five questions, he answers the remaining
five at randone
What is the probability of that accredits at
least six in the exam?
so
Solve the compound inequality. graph your solution. 2x โ 2 < โ12 or 2x + 3 > 7 x < โ5 or x > 5 x < โ5 or x > 2 x < โ12 or x > 2 x < โ7 or x > 5
Isabelle is mixing red and blue paint to make purple paint she adds 3/10 of a fluid ounce of red to 12/25 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple how many fluid ounces of red paint ounces of red paint will she need to make 3 fluid ounces of purple paint