The 4-liter acid material was a lower concentration than 40%. Call it 4 liters of x percent acid.
4x+10*40
————— =30
X+10
Answer:
Option D is correct
Step-by-step explanation:
Option D is correct
Being an arithmetic sequence there will be common difference between the consecutive terms
Option A is incorrect because it is not necessary that explicit formula is an arithmetic sequence we can create explicit formula for any sequence
Option B is incorrect because recursive formula can be created for any sequence for geometric series also.
Option C is incorrect because the sequence that has constant ratio is the geometric sequence not an arithmetic sequence.
Answer:
Actual pressure = 36.5.
Step-by-step explanation:
x + 0.08x
= 1.08x
1.08x = 39.42
x = 39.42/ 1.08
= 36.5
Answer:
3
Step-by-step explanation:
the largest whole number that both 36 and 21 are divisible by is 3 so
36 ÷ 3 = 12
21 ÷ 3 = 7
each team would have 12 girls and 7 boys
Answer:what grade u in
Step-by-step explanation:
