Answer:
1, 4, and 5
Step-by-step explanation:
1 is correct because 5*5=25*4=100
2 is incorrect because 5*5=25*5=125
3 is incorrect because 5*4=20*4=80
4 is correct because 5*20=100*1=100
5 is correct because 5*2=10*10=100
6 is incorrect because 5*10=50*10=500
Mean = total change/ number of days
3.2 = total change/ 5
total change = 3.2 x 5 = 16 fahrenheit
It is 90 degrees good luck

is an irrational number i.e. it cannot be written in the form of

where p and q are integers and q is never equal to 0.
By multiples of

, we can write like:
1

=

= 3.14
2

= 2*3.14 = 6.28
3

= 3*3.14 = 9.42
In the same way, any integer n when multiplied by

, is a multiple of
Answer:
$17.22 for pass and 8.49 for lunch. total 26.16 for students.