Answer:

Step-by-step
explanation
explanation is attached to the picture
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Write and solve an equation of ratios, as follows:
15 250
----- = ------- = 10/12.
x 300
Then 15(12) = 10x, and x = 18. The company could well predict that 18 out of the 300 phones it sells in July will be defective, based upon past history.
Answer:
For the 1st one the answer is 2/3 x 1/2 = 0.333 repeating and the 2nd one is 3/5 x 1/3 = 0.2
Step-by-step explanation:
The amount of boxes in total is the denominator and the amount of boxes shaded is the numerator, so if you put those to together it creates a fraction. So multiply the first fraction and the second fraction and you get your answer.
Answer:

Step-by-step explanation:
we just multiply numerator by numerator and denominator by denominator
3/4x22/7
66/28x2/1
132/28
4 20/28
4 5/7
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