4 is your answer
3 x 4 = 12
15 x 4 = 60
so 4 is the amount
hope this helps
Answer:
1 hour and 45 minutes
Hope this helped, have a nice day! :)
<span>Let x be
additional food item the homeroom B should collect to have greater item per student than
homeroom A.</span>
(22 +24 + x) /
16 > (30 + 42 + 21) /24
(22 +24 + x)
> 3.875 (16)
X > 16
<span>So they should
collect more than 16 food item to have a greater item per student</span>
Hi, this is the notation for inclusion of all real
numbers.

We can also state numbers which are positive or negative with a sign on top of the R notation like so:
Answer:
A) Y=3X -2
Step-by-step explanation: