Answer:
85.5
Step-by-step explanation:
5+((7*23)/2)
first you do 7*23
second you do 161/2
finally you do 80.5 + 5
===> Mr. Jackson bought / . of beef:
===> He cooked / of it for lunch:
Solution ===> Mr Jackson, had 2 / 5 Lbs. left
===>
If he cooked / of it for lunch:
===> Mr Jackson, had
/ of the original amount left.
===> Since ( / )( / )
===> / * /
===> /
Mr Jackson, had
/
.
left.
write the answer as one expression; Then Solve:
(
/ )( −
/ )
8 / 5 ( 1 - 3 / 4 )
= 8 / 5 ( 1 / 4 )
= 2 / 5 ( Decimal: 2 / 5 ====> 0.4 )
Answer, 2 / 5 Lbs.; of beef, Mr Jackson, Had left.
Hope that helps!!!!! : )
Hope that Helps!!!! : )
Considering the situation described, the scientist's null and alternative hypothesis are described by:
Null hypothesis 
; Alternative hypothesis 
.
<h3>What are the hypothesis tested?</h3>
At the null hypothesis, it is tested if there is no difference, that is, the difference of the means represented by 
is of 0, hence:
At the alternative hypothesis, it is tested if there is a difference, hence:
More can be learned about an hypothesis test at brainly.com/question/26454209
Answer:
6
Step-by-step explanation:
the answer would be 5.70588235294, but if you are rounding to the nearest tenth, its 6
