Answer: a) 6 b) 11.53 c) the smallest number of significant digits is 4
<u>Step-by-step explanation:</u>
a)
Complete the subtraction and addition (you can do this manually by lining up the decimal ... or... using a calculator)
2.784 - 3.00079 + 10.671 + 1.0798 = 11.5340
→ there are 6 digits in the answer
b & c)
2.784 has 4 significant digits
3.00079 has 6 significant digits
10.671 has 5 significant digits
1.0798 has 5 significant digits
→ the smallest number of significant digits is 4 so round the answer from part a to 4 significant digits:
Answer:
$3840
Step-by-step explanation:
4/5 = 80%
20% of $4800 = $960
$4800 - $960 = $3840
Hello!
The mean is the average of the data
To find the average you add all the numbers and divide the sum by the amount of numbers you added
14 + 19 + 13 + 22 + 7 = 75
You add 5 numbers so
75/5 = 15
The answer is 15
Hope this helps!
Respuesta:
1/2; 4/3; 5/3; 1/4; 1/6; 4/7
Explicación paso a paso:
1.)
4/6 * 3/4
= 24/12
= 1/2
2.) 14/5 * 10/21
= 2/1 * 2/3
= 4/3
3.)
4/10 * 6/9
= 60/36
= 5/3
4.) 3/8 * 6/9
= 1/4 * 3/3
= 3/12 = 1/4
5.)
4/10 * 5/12
= 20/120
= 1/6
6.)
15/9 * 20/21
= 3/3 * 4/7
= 4/7