Are there any numbers that go into 78 and 780?
78 ÷ 2 = 39
780 ÷ 2 = 390
2 can be a number that goes in 78 and 780.
Answer: the answer is A
Step-by-step explanation: because the original question does not state that the swimmer “randomly selected” the members. It only says the swimmer “selects” 10 members. Therefore, it is A (The sample is not random)
youre welcome
Answer:
y
=
x
2
−
2
x
,
y
=
x
Step-by-step explanation:
Student 1 and 3.
Move the negative into the brackets,
positive becomes negative while two negatives make a positive.
Answer:
800%
Step-by-step explanation:
<h2><u>Percentage increase</u></h2><h3><u>formula:</u></h3>
change/ original * 100
change is 1.35 - 0.15 = 1.2
original is the amount in the beginning which is 0.15
= 1.2/0.15 * 100
=800 %
<em><u>the percentage increase is by 800%</u></em>
