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Salsk061 [2.6K]
3 years ago
5

5. Wendy wants to find her average monthly expenses. In October she spent $450, In November she spent $750, In December she spen

t $1,000 and in January she spent $565. What are her average monthly
expenses?
Mathematics
1 answer:
andrezito [222]3 years ago
4 0

Answer:

$691.25

Step-by-step explanation:

so u need to:

$450 + $750 + $1,000 + $565

you will get

2765.

so then u got to divide 2765 by 4

2765/4= 691.25

$691.25

thats how u get it:)

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Show your work if you can :)
meriva
I believe it’s just 61/100
5 0
3 years ago
Niccola travels at an average speed of 40 mph for 50 miles.
sweet [91]

Answer:

36.67 [mile/hour].

Step-by-step explanation:

1) use the formula: V=S/t, where S - entire jorney, v - average speed (required to calculate), t - elapsed entire time.

2) according to the formula above S=50+60=110 miles; t= 50/40 + 1.75=1.25+1.75=3 hours.

3) after the substitutuion  110 and 3 into the formula above:

v=110/3≈36.67 miles/h.

7 0
2 years ago
a recent survey found that 40% of high school students exercise regularly. If you choose 5 students at random, what is the proba
enyata [817]

Answer:

0.05

Step-by-step explanation:

We can correctly state that the total sample space= 100 students

40% of 100 students exercise regularly

The probability that 5 students

Picked at random exercise regularly is

Pr(5) = 5/100= 1/20

Pr(5)= 0.05

4 0
3 years ago
Factor the expression 18x+3 using the GCF.
weqwewe [10]
3(6x+1) I’m not sure but probably this could be right
8 0
3 years ago
Solve for x: x - 15 = -30
Mrac [35]

Answer:

x = -15

Step-by-step explanation:

x - 15 = -30

add 15 to both sides

x = -15

4 0
3 years ago
Read 2 more answers
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