Is b = 15 a solution to the equation 4b - 20 = 40?
2 answers:
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Answer:
350
Step-by-step explanation:
Let total number of sixth-grade students.
It is given that 60% of sixth-grade students prefer pizza which is equivalent to 210 sixth-grade students. With this, the following can be written:
(
can be converted into the decimal form
)
∴ There is a total of 350 sixth-grade students in the school.
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