Say that taking a quarter of student out of the group will add a quarter present of days for food so by take 20 students out you’ll get 60 days (that’s what I got hope this helps)
Answer:
3. the answer is A3
Step-by-step explanation:
you do 3x-1 and you get 3
Answer:

Step-by-step explanation:
we know that
Brenda requires 480 grams of couscous for 4 people
so
using proportion
Find out how many grams of couscous she requires for 14 people
Let
x -----> the amount of grams

Answer:
x=13,y=39
Step-by-step explanation:
y=3x,x+y=52
x+3x=52
4x=52
x=52/4
x=13
y=3(13)
y=39