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Digit 30 stands for minimum strength required after 28 days and 20 stands for maximum size of aggregate

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Q: What does 30 20 class of concrete represent?
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There are many boys and girls in the class?

estimate: is 20-30


How many yards of concrete is required to cover 30 feet long by 20 feet wide?

30' x 20' (600 square feet) = 66.6 square yards.


How many people are in one class at fsu?

Class sizes at Florida State University can vary, but on average there are about 20-30 students in an undergraduate class and 15-20 students in a graduate class.


There are 30 students in the class three fifths of them are boys?

If there were 30 students in the class, it would mean that 2/5 are girls. Girls = 12. Boys = 18


What is m 30 concrete?

It is the grade of concrete which indicates the strength of concrete after 28 days curing. M #) means the strength of concrete after 28 days of curing will be 30 N/mm2 .


What would it cost to put up a 20 x 30 outbuilding or garage including concrete foundation?

Costs vary by geographic location.


How many people are in a class?

in k-12th grade is about 20 to 30 people in college there is about 300 people


The average score for a class of 30 students was 75 The 20 male students in the class averaged 70 The 10 female students in the class averaged?

Total score 30 x 75 = 2250, male total 20 x 70 ie 1400, so 10 females scored total of 850, an average of 85.


What is 30 MPA?

the strength of concrete


How do you find 20 percent of 30?

20 percent of 30 = 6 20% of 30 = 20% * 30 = 20%/100% * 30 = 6


What is the equivalent of M-30 cylinder strength concrete?

The equivalent concrete for M-30 cylinder strength is M-40 cube strength


What is 30-20?

30-20 = 10