21 = 3.7
35 = 5.7
probably the factors have 3.5.7
= 105
let's try :
1 . 105
3 . 35
5 . 21
7 . 15
Yep, correct.
Answer:
x = 7
Step-by-step explanation:
divide the five on both sides, and you get x = 7
best of luck!
She gave away 8 apples because 13 minus 5 is 8
They are stupid. correlation is always between -1 and +1
Answer:
42 weeks
Step-by-step explanation:
12 pounds in 3 weeks
pounds in 1 week
= 12/3
=4
If it was halved:
=4/2
=2 pounds a week
84 pounds divided by 2 pounds a week
=84/2
=42
