<span>1. </span><span>The name of period that has 486
in the given number which is 751 486 is
hundreds.
period is considered to a group of places of the digits, like the given number
486 is the group of hundred because the highest number it contains is 400.
=> 400 + 80 + 6
=> 4 hundreds + 8 tens + 6 ones
=> 486
while 751 is the period of hundred thousands.
=> 700 000 + 50 000 + 1 000
=> 751 000
</span>
Answer:
x = ![\sqrt{21}](https://tex.z-dn.net/?f=%5Csqrt%7B21%7D)
Step-by-step explanation:
AC² = AB² + BC²
BC² = 3² + x² = 9 + x²
AB² = 7² + x² = 49 + x²
But AC² = (7 + 3)² = 100
∴ 100 = 49 + x² + 9 + x²
2x² + 58 = 100
x² = 50 - 29 = 21
x = ![\sqrt{21}](https://tex.z-dn.net/?f=%5Csqrt%7B21%7D)
It is 11285.10 japanese yen to 100 dollars
The answer is 40! :)
here’s my work:
(also pls mark brainliest!!)
Answer:
4.2
Step-by-step explanation:
T = K/N
K= TN
= 3×7
K= 21
Therefore the time required for 5 employees can be calculated as follows
T= 21/5
= 4.2