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Vlada [557]
3 years ago
6

Two true or false :)

Mathematics
1 answer:
asambeis [7]3 years ago
4 0
1. false because they have the same slope and y-intercept so they have infinite number of solutions
2. true
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In January, Mr. Tan's students read 20 books. In February, they read 15 books.
Afina-wow [57]

Answer:

25% Decrease

Step-by-step explanation:

15/20 is 75%. 100-75 (since they read less) is 25%

7 0
3 years ago
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Marco’s bank statement says that he has an ending balance of $81. What is Marco’s starting balance?
natali 33 [55]

Answer:

$255

Step-by-step explanation:

Using the information provided, in order to find Marco's starting balance we simply need to add all of his transaction costs together. Once we have this value we simply add it to his ending balance amount which will give us the total dollar value of his starting balance.

20 + 22 + 13 + 39 + 34 + 15 + 31 = 174

174 + 81 = $255

Finally, we can see that Marco's starting balance was a total of $255

8 0
3 years ago
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3. How much simple interest is earned on $6,000 at an interest rate of 4.25% in 4.5 years?​
Mademuasel [1]

Answer:

It is 6%, as 360 is earned each year.

Step-by-step explanation:

8 0
2 years ago
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63 first-year teachers and 27 experienced teachers attended a school staff meeting. What percentage of the teachers in the meeti
nexus9112 [7]

Answer: 70%

Step-by-step explanation:

Step 1:

Total number of teachers = 63 + 27

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4 0
3 years ago
Jeff wants to make an a in his math course this semester. To do so, he must have an average of 90 or above. If his test scores t
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(88 + 92 + 96 + x) / 4 = 90
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x = 84 <=== he would need an 84
6 0
3 years ago
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