Answer:
The answer is 1st point
Step-by-step explanation:
(6×10⁸)÷(2×10³)
= (6÷2)×[10^(8-3)]
= 3×10⁵
Answer:
A
Step-by-step explanation:
hope this help
The place value of decimal number given as 209.45 is two decimal places
<h3>How to determine the
place value?</h3>
The decimal number is given as:
Number = 209.45
The place value implies that the number of significant digits after the decimal point
In the given number 209.45, there are 2 significant digits after the decimal point i.e. 4 and 5
Hence, the place value of decimal number given as 209.45 is two decimal places
Read more about place value at
brainly.com/question/2041524
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You would need 4 pizzas
Each pizza has 8 slices
4 pizzas means 8+8+8+8=32
Or 8x4=32
Okay, so the rate is 1 job / hours, so:
1/3 + 1/7 (This covers both their work rates) = 1/n (n represents the time it take for them to work together)
Get the LCD:
7/21+ 3/21 = 1/n
10/21 = 1/n
Cross multiply:
10n = 21
n = 2.1
It will take them 2.1 hours, or 2 hours and 6 minutes
