(So “/” will basically mean divide)
450/3000=0.15
0.15*100=15% rate
1.
Multiply 2y by 4y because they are similar
8y=8
8/8=1
Answer:
Step-by-step explanation:
first term = a = 3
common ratio = 2nd term ÷ first term
= 12 ÷ 3
r = 4

The correct answer is water
395 *25% could also be interpreted as 395/4
395 = 98.75
4