3 years ago

I forgot about scientific notation

1 answer:

6 0

Only C and D are in scientific notation because the decimal has to be after the 3.
Counting how many places you move the decimal to get it behind the 3 we get 8. This is the exponent.
3.0 x 10^8

You might be interested in

in how many ways can a mail carrier place three letters in five mailboxes if each box may receive more than one letter?

Bad White [126]

Each box may receive more than one letter.

3 0

3 years ago

A theme park charges $45 for each adult ticket and $30 for each child ticket. A family purchased 10 tickets for $345. Which syst

andrey2020 [161]

Answer:

a or b I am not for sure.

Step-by-step explanation:

hdjssjdjgjfkwmsjdjdkdfktk

5 0

2 years ago

Read 2 more answers

A blueprint shows an apartment with an area of 15 square inches. If the blueprint's scale is 1 inch : 8 feet, what will the actu

Free_Kalibri [48]

I got 480 square feet. I assume that the apartment was a rectangle so the sides were 3in by 5in. Then I converted inches to feet and then found the area again

3 0

3 years ago

Find ratio equal to 12:7

Dmitry [639]

12:7
12(2):7(2)
24:14

12:7 = 24:14
I hoped I helped(:

6 0

3 years ago

Read 2 more answers

The sum of all the ages of Dylan and Renee is 57 years . 9 yrs ago , Dylans age was 2 times Renee's age. How old is Dylan now?

Ugo [173]

Answer:

Step-by-step explanation:

let present age of

Dylan=x

Renee=y

x+y=57

9 years ago

x-9=2(y-9)=2y-18

x=2y-18+9=2y-9

so 2y-9+y=57

3y=57+9=66

y=66/3=22

x+22=57

x=57-22=35

Dylan's present age=35 years

3 0

3 years ago