Answer:
I sorry to tell you but there is really no way to figure out that problem... I would need an abreviation denom. in order to answer it and there isnt one . Just let your teacher know.
Step-by-step explanation:
Answer:
76.8
Step-by-step explanation:
total score of 23 tests=23×78=1794
now total of 25 tests=1794+70+56=1920
new mean=1920/25=76.80=76.8
Answer:
c. It is shifted 8 units down.
Answer:
10 CDs
Step-by-step explanation:
First, we need to find out how much she spent in total.
365 - 185 = 180
Okay, we now know that Holly spent 180 off of her gift card in total. Now we need to find out how many CDs she purchased by spending that amount of money.
180 ÷ 18 = 10
Let's check our math.
18 × 10 = 180
So our answer is Holly bought 10 CDs.