Andrews math teacher entered the seventh- grade students in a math competition. There was an enrollment fee of $30 and also an $
11 charge each packet of 10 test. The total cost was $151. How many test were purchased?
1 answer:
Answer:
11
Step-by-step explanation:
You would start by subtracting $30 from $151 which is $121.
Then you would divide this by 11 which 121÷11=11
So 11 test were bought.
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Answer:
Maybe -1 1/3
Step-by-step explanation:
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Centroid C is also the midpoint of JP
JC + CP = JP
midpoint means congruent on each side
JC = CP
CP + CP = JP
8 + 8 = JP
16 = JP
the length of JP is 18
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Answer:
Step-by-step explanation:
let y=ab^x
x=0,y=18
18=ab^0=a
a=18
y=18b^x
when x=2,y=1152
Answer:
Step-by-step explanation:
original price = 20
