A concrete mix is designed to withstand 3000 pounds per square inch (psi) of pressure. The following data represent the strengt
h of nine randomly selected casts (in psi). Compute the mean, median and mode strength of the concrete (in psi).
1 answer:
Answer:
(3960+4090+3200+3100+2940+3830+4090+4040+3780)/9 = 33030/9 = 3670
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Cost= (5.50d+6.00p) +6.50
Coefficients: 5.50 and 6.00
Constant: 6.50
Variables: d and p
Answer:
6.71
You use pythagoras so you do:
6² + 3² = 45
square root 45 =6.71
Answer:
Step-by-step explanation:
Answer:
all work is answer and shown and pictured
Simple.........
3m=2(4+x)
Simplify...
3m=2(4+x)
3m=8+2x
Isolate the variable....
3m=8+2x
-8 -8
3m-8=2x


Thus, your answer.