Please help:) i would appreciate it lol

Mathematics

1 answer:

Svetllana [295]3 years ago

6 0

Answer:

subtotal: $65.00

8% sales tax: $5.20

total: $70.20

Step-by-step explanation:

You might be interested in

3 1/4 - 1 3/5 | please help !!

Luba_88 [7]

Answer:

Step-by-step explanation:

Step: 1: Convert mixed fraction to improepr fraction.

Step: 2 : Find the LCM of 4 , 5 = 20

Step 3: Find equivalent fractions with denominator as 20

Step 4: Now subtract.

$3\dfrac{1}{4}-1\dfrac{3}{5}=\dfrac{13}{4}-\dfrac{8}{5}$

$\sf = \dfrac{13*5}{4*5}-\dfrac{8*4}{5*4}\\\\\\ = \dfrac{65}{20}-\dfrac{32}{20}\\\\\\ = \dfrac{65-32}{20}\\\\\\ = \dfrac{33}{20}\\\\ \\ = 1 \dfrac{13}{20}$

6 0

2 years ago

Justine earned $17,000 during the first year of her job at City Hall. after each year she received a 4% raise. find her total ea

notka56 [123]

The answer is $92,077.48

6 0

3 years ago

3 out of 4 students have smart phones what percent of the students have smart phones? What percent dose not own one

n200080 [17]

75% own a smartphone
25% does not own a smartphone

4 0

3 years ago

The probability is 51% that the sample mean will be between what two values, symmetrically distributed around the population

Alisiya [41]

Answer:

The lower bound is, $-z=-0.69$ and the upper bound is $z=0.69$ .

Step-by-step explanation:

Let the random variable X follows a normal distribution with mean μ and standard deviation σ.

The the random variable Z, defined as $Z=\frac{X-\mu}{\sigma}$ is standardized random variable also known as a standard normal random variable. The random variable $Z\sim N(0, 1)$ .