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16.04.2020 •
Mathematics
Jami is keeping track of the weather for a class project she recorded data on 16 days out of 16 days 1/4 were clear blue skies how many days had clear blue skies
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Ответ:
4 days
Step-by-step explanation:
She recorded date for 16 days, and 1/4 of the days were clear blue skies.
One way to find this is to multiply 16 and 1/4
16*1/4=4
Another way is to first convert 1/4 to a decimal
1/4=0.25
Then multiply 16 and 0.25
16*0.25 =4
So, 4 out of 16 days had clear blue skies
Ответ:
Smaller: 18 degrees
Larger: 54 degrees
Step-by-step explanation:
7. (a) Say the smaller angle is x and the larger angle is y. The sum is 72, so:
x + y = 72
The ratio of the smaller angle to the larger angle is 1:3, so:
x/y = 1/3
Cross-multiplying, we get: y = 3x
We can substitute this value of y into the first equation:
x + 3x = 72
4x = 72
x = 18
Thus, the smaller angle is 18 degrees.
7. (b) Knowing the smaller angle, we can now find the larger angle:
y = 3x
y = 3 * 18 = 54
Thus, the larger angle is 54 degrees.
Hope this helps!