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Karo-lina-s [1.5K]
2 years ago
7

Express your answer in scientific notation. 0.00045 – 2.5-10-5​

Mathematics
1 answer:
SCORPION-xisa [38]2 years ago
8 0

Answer:

17.49955

Step-by-step explanation:

Hope this helps

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Tomas bought 80 tickets for rides at an amusement park. Each ride costs 5 tickets, and Tomas has been on x rides so far. Which e
Alex Ar [27]

Answer:

Option A, C and D are correct choices.

Step-by-step explanation:

Let x be the number of rides that Tomas has been on so far. Each ride costs 5 tickets. This means that cost of x rides will be 5x.

We are told that Tomas bought 80 tickets for rides at an amusement park.

To find the number of of tickets that Tomas has left we will subtract cost of x rides from total number of tickets that Thomas bought.

We can represent this information in an expression as: 80-5x

Now let us see which of our given choices in equivalent to our expression.

A. 80-5x

Upon looking at option A we can see that it is same as our expression, therefore, option A is the correct choice.

B. 80+5x

We can see that in this expression cost of x rides in being added instead of subtraction, therefore, option B is not a correct choice.

C. 5(16-x)

Upon distributing 5 we will get,

80-5x

Now this expression is same same as our expression, therefore, option C is the correct choice.

D. -5x+80

This expression is also same as our expression as we can rearrange the terms in this expression as: 80-5x, therefore, option D is a correct choice as well.

E. 5(16+x)

Upon distributing 5 we will get,

80+5x

We can see that in this expression cost of x rides in being added instead of subtraction, therefore, option E is not a correct choice.

6 0
3 years ago
I rlly rlly need the answer ASAP
Natalija [7]

Answer:

your answer is c

Step-by-step explanation:

In the fraction Jonah made split his table into 10 parts to show 3/5 and to get the 10 parts he multiplied 5 by 2 to get 10 and you have to do the same to the 3 so 3 multiplied by 2 is 6

3 0
3 years ago
In one day, a book store earned $253 in sales for 4 copies of a new cookbook and 5 copies of a new science fiction novel. On the
Aloiza [94]

Answer: cookbook $40 and science $15

Step-by-step explanation:

5 0
2 years ago
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Your soccer team has won 6 games and lost 4 games. If the team does not lose any more games, how many games must the team win to
Lunna [17]

Answer: 4 games

Step-by-step explanation:

The team has won 6 games and lost 4 games. The win--loss ratio at the moment must be:

= 6 : 4

This must be at its simplest form which is:

= 3 :  2

To take it to 5 : 2, we would have to take up the left side of the ratio by 2.

Because we simplified by using a factor of 2, we have to multiply the 2 we just calculated by the factor to find the number of games needed to be won:

= 2 * 2

= 4 games

4 0
3 years ago
Pat finds that the length of a ceiling beam is 114 inches what is the length of the beam in feet.
Sidana [21]

Answer:

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