Answer:
There are 250 students.
Step-by-step explanation:
I reasoned....
If 24% purchased their lunch, then 76% brought their lunch -- because 100% (the total) - 24% = 76%.
So, I set up this up to find the missing number:
190 x
------ = ------
76% 24%
190 x 24 = 4,560
4,560 / 76 = 60
So, x = 60 students, which represents the 24% of students who purchased their lunch.
190 + 60 = 250
Answer:
12x^2-22x-14
Step-by-step explanation
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Answer:
-60
Step-by-step explanation:
Substitute -10 and -5 for x and y in the equation:
3x + 6y = 3(-10) + 6(-5) = -30 + -30 = -60
Answer:
22 cm²
Step-by-step explanation:
Radius = 3.5 cm
Area of a circle = 2πr
= 2×22/7×3.5
= 2×22×0.5
= 22×1
= 22 cm²