Answer:
Slope: 1/2
Step-by-step explanation:
Use rise over run.
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b. 5.300 x 10-7 m
c. 0.108 m
d. 16.530 m
Answer: The answer is d. 16.530 m with 4 significant figures
Step-by-step explanation:
Significant figures are the digits that contribute meaning in the expression
In the given options
a.
Here only 2 and 6 are counted as significant digits
b.
Here Since the zeros are after decimal So they will not be counted in significant figure i.e. S fig =2
c. 0.108
Here No of significant figures will be 3
d. 16.530
Here the no of significant figures are 4 i.e 1 6 5 3
So the answer is d.16.530
5.300 x 10-7 m this is the correct answer 100%so B
÷you need to find how many parts there are ; 4 + 3 = 7
you then need to divide the number by the parts ; £56 ÷ 7 = £8
1 part = £8
4:3, 4 parts : 3 parts.
4 x £8 = £32
3 x £8 = £24
4:3 = £32:£24
to check your answer ;
add both parts of your final answer , £32 + £24 = £56
$22.80
b.
$16.20
c.
$7.60
d.
$19.00
Answer:
a. $22.80
Step-by-step explanation:
Given :
Brand C washer uses about $0.65 per load
Brand D washer uses about $0.27 per load
Kevin averages about five loads of laundry per month.
To Find :how much more would the utility costs for a Brand C washer be than the utility costs for a Brand D washer after one year?
Solution :
The utility cost of Brand C washer per load = $0.65
Since she uses 5 loads per month
So, she uses loads in 12 months(=1year) = 5*12 =60 loads
Now cost of 60 loads is 60*0.65 = $39
Thus the utility cost of Brand C for 1 year is $39
The utility cost of Brand D washer per load = $0.27
Since she uses 5 loads per month
So, she uses loads in 12 months(=1year) = 5*12 =60 loads
Now cost of 60 loads is 60*0.27 = $16.2
Thus the utility cost of Brand D for 1 year is $16.2
The difference between their 1 year costs = $39-$16.2 = $22.8
Thus the utility costs for a Brand C washer will be $22.8 more than the utility costs for a Brand D washer.
Hence Option A is correct.