So 40=100%
find 100%-30%=70%
70% of 40
'of' can be translated to multiply
70% times 40
percent means parts out of 100 so
70%=70/100=7/10=0.7
so
.7 times 40=28
the sale price=$28
Answer:
So, 10 L of the 30% solution will contain 3 L of fertilizer. But you need 30 L in total, so add 20 L of water.
Answer:
each person gets $5
Step-by-step explanation:
(21-6)/3
21-6=15
15/3=5
Answer:
Step-by-step explanation:
The given equation is
This is a quadratic equation in
To solve using the quadratic formula, we substitute