Ask question

Ask question

All categories

1 year ago

5

Nine seconds elapsed from the time Mark saw the lightning until he heard the thunder. The lightning was about how many kilometer

s from Mark? (Sound travels about 331 meters per second in air.)

1 answer:

Alex1 year ago

7 0

The lighting was about 2.979 kilometers away from Mark

You might be interested in

The straight line y = mx +b passes through point C(−2, 3) and intersects the X-axis at point A, and the Y-axis at point B. Find

masya89 [10]

(-2,3) (2,1) -2-1=-3 3-2=1 so that means mx+-3

7 0

3 years ago

Nina earns $15 for each yard she mowes. she wants to buy a dress that coasts $109. how many yards will she need to mow to earn m

xxTIMURxx [149]

she will need to mow 8 yards because 109 divided by 15 equals 7.2 but she cant just mow 7.2 yards so you round up to 8 yards

8 0

2 years ago

Number 4 please. its confusing

Deffense [45]

Answer:

63 monocotyledons

Step-by-step explanation:

some abbreviations ill be using:

monocotyledons=m

dicotyledons=d

3m / 4d

x / 84d

you need to figure out what x is

you can divide 84/4 and get 21

now that you have 21, you can multiple that number by 3

21x3=63

therefore, there are 63 monocotyledons

7 0

3 years ago

Read 2 more answers

Question 5 of 24

Masja [62]

I think that the answer is c

7 0

3 years ago

What (3×5^2)/(5)^2 equal? Plz answer fast and with work and I will give brainliest

balu736 [363]

Answer:

The answer is 3.

Step-by-step explanation:

Given that the Indices Law is,

${a}^{m} \div {a}^{n} = {a}^{m - n}$

${a}^{0} = 1$

So the expression is :

$3 \times {5}^{2} \div {5}^{2}$

$= 3 \times {5}^{2 - 2}$

$= 3 \times {5}^{0}$

$= 3 \times 1$

$= 3$

4 0

3 years ago