Answer:
134.9
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Step-by-step explanation:
<u>Step 1: Define</u>
9.1p + 8.9r
p = 7
r = 8
<u>Step 2: Evaluate</u>
- Substitute: 9.1(7) + 8.9(8)
- Multiply: 63.7 + 71.2
- Add: 134.9
Answer:
<em>B)</em><em> 8.9 lbs
</em>
<em>C)</em><em> 9.5 lbs
</em>
<em>D)</em><em> 9.8 lbs
</em>
<em>E)</em><em> 10.4 lbs</em>
Step-by-step explanation:
From the graph, 9.5 is the mean of the sample and 0.5 is the standard deviation of the sample.
As we have to find the weights that lie within the 2 standard deviations of the mean i.e
Among the given weights only 8.9 lbs, 9.5 lbs, 9.8 lbs, 10.4 lbs will lie within 2 standard deviations of the mean.
Answer:
5
Step-by-step explanation:
17 inches is equal to 39 inches and it's answer is 5
I’m pretty sure this prom or will always equal error but I do not know yet I will keep trying and get back to you if I find it
Answer:
$18
Step-by-step explanation:
12 × $15 is $180, so Ryan apparently needs ...
$198 -180 = $18
more to purchase the bike.