1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Lena [83]
3 years ago
15

A wealthy entrepreneur has a fortune worth £2 500 000 000. What power of 10 should this number be to when written in scientific

notation? 2 500 000 000 = 2.5 × 10? Enter only the number of the power. For example, if you thought the answer was 10 to the power of 4, you would enter the number 4 in the box.
Mathematics
1 answer:
Lubov Fominskaja [6]3 years ago
4 0

Answer:

9.

Step-by-step explanation:

Count the number of digits after the first digit,

This is 9.

You might be interested in
The hart family drove 10 hours to their vacation spot. they drove an average of 48 miles each hour. how miles did they drive in
tankabanditka [31]

Distance = Average speed * Time = 48*10 = 480 miles

So, they drove for 480 miles

8 0
4 years ago
Read 2 more answers
a. Un equipo de tenis de mesa ganó 21 juegos y perdió 12 juegos, ¿cuál es la razón entre ganados y perdidos?
True [87]

Answer:

The ratio between won and lost is \frac{7}{4}

Step-by-step explanation:

<u><em>The question in English is</em></u>

A table tennis team won 21 games and lost 12 games, what is the ratio between won and lost?

Let

x ------> the number of games won

y -----> the number of games lost

we have

x=21\ games

y=12\ games

we know that

To find the ratio divide the number of games won by the number of games lost

so

\frac{x}{y}

substitute the values

\frac{21}{12}

Simplify

\frac{7}{4}

4 0
3 years ago
The equation y = 1.55x + 110,419 approximates the total cost, in dollars, of raising a child in the United States from birth to
Mariana [72]

Answer:

The answer to your question is The cost to raise a child from birth to 17 years in a household is $194119.

Step-by-step explanation:

Equation

                      y = 1.55x + 110,419

Annual income = $54,000

To solve this problem just substitute the annual income and simplify to find the cost.

                    y = 1.55(54,000) + 110419

Simplify

                    y = 83700 + 110419

Result

                    y = $194119

3 0
3 years ago
​you are taking a math course in which there will be four​ tests, each worth 100 points. you have scores of 89​, 93​, and 98 on
sergij07 [2.7K]

89+93+98 = 280

360 - 280 = 80 marks is needed for the last test

8 0
3 years ago
How to undo the operation and explain why it works a. adding 28 b. dividing by 17
zhuklara [117]
Put the operation in order to explain you
7 0
3 years ago
Read 2 more answers
Other questions:
  • What is this question 4/9(1/5x+5/6)=
    14·1 answer
  • Which of these is an open sentence?
    6·2 answers
  • Find the mistake: two-step equations Problem Bryce tried to solve an equation step by step. \qquad\begin{aligned} \dfrac83&amp;=
    10·2 answers
  • Solve.<br> x-3=-7<br> I don't understand what I'm supposed to put here
    6·2 answers
  • Help me please I need the answer ASAP
    6·1 answer
  • An engineer designs a structure that is is 21 feet long and 3
    11·1 answer
  • (100+4z) 20? What is the answer?
    5·1 answer
  • Help me please I beg of you please
    7·1 answer
  • The area of a square slice of cheese is 25 square inches. The perimeter of the slice of cheese is
    5·1 answer
  • Hello,how do I calculate the the volume of this compound shape?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!