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gayaneshka [121]
3 years ago
7

Jan has $245.50 to spend on home repairs. The repairman charges $75 for the initial visit and $35 per hour or any part of an hou

r. How many hours of work can Jan afford?
Mathematics
1 answer:
Murrr4er [49]3 years ago
4 0

Answer:

4

Step-by-step explanation:

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Give the null and alternative hypotheses in symbolic form that would be used in a hypothesis test of the following claim:
irakobra [83]

Answer:

Step-by-step explanation:

The null hypothesis is usually the default statement. The alternative is the opposite of the null and usually tested against the null hypothesis

In this case study,

The null hypothesis in would be that the mean time between clicks of the second hand on a particular clock is 1 second. In symbolic form it would be u = 1

The alternative hypothesis would be that the mean time between clicks of the second hand on a particular clock is 1 not second. In symbolic form, it would be: u =/ 1

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4 years ago
Mackenzie spent $20 at the local farmer’s market. She bought b pounds of blueberries that cost $4 per pound, and r pounds of ras
slega [8]
The answer to this is b=5-3/2r.
6 0
3 years ago
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What goes on the green box?
AleksandrR [38]

Answer:

I think that it's 12 but I don't know for sure.

Step-by-step explanation:

8 0
3 years ago
A regular softball has a 1.5 in radius. What is its exact volume?
Bezzdna [24]

Answer:

Microsoft, 1998. "The "12-inch" ball measures between 11.88 and 12.13 in (30.2 and 30.8 cm) in circumference and weighs between 6.25 and 7 oz (177.2 and 198.4 g)." Softball. ... Weight not less than 6 1/4 ounces or more than 7 ounces."

Step-by-step explanation:

8 0
3 years ago
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A veterinarian estimated the weight of a puppy to be 7 kg. The actual weight of the puppy was 6.6 kg.
KIM [24]

9514 1404 393

Answer:

  • absolute error: 0.4 kg
  • relative error: 6.1%

Step-by-step explanation:

The absolute error is the difference between the estimate and the actual weight:

  7.0 kg -6.6 kg = 0.4 kg . . . . absolute error

__

The relative error is the ratio of the absolute error to the actual weight:

  (0.4 kg)/(6.6 kg) × 100% = 6.060606...% ≈ 6.1% . . . . relative error

6 0
3 years ago
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