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goblinko [34]
3 years ago
15

7:

Mathematics
2 answers:
Goryan [66]3 years ago
8 0

Answer:

16

Step-by-step explanation:

20% = 0.20

80 x 0.20 = 16

P.S. Harry needs to study ;)

Andrei [34K]3 years ago
5 0

First turn 20% into a decimal by dividing it by 100.

20% ⇒ 0.20

Now multiply 80 by 0.20.

0.20 × 80 = 16

<h2>Answer:</h2>

<u>20% of 80 is 16, so Harry got </u><u>16 questions correct</u><u>.</u>

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Two banks are running promotions on savings accounts in anticipation of higher interest rates in the future.
chubhunter [2.5K]

Answer:

<h2>First Federal Bank is best</h2>

Step-by-step explanation:

First national bank gives:

$5,449.03 after 4 years being compounded annually at a rate of 2.15%

First federal bank gives:

$5,468.12 after 4 years at a rate of 2.25%

Please let me know if I did anything wrong. I will immediately fix my mistakes :)

4 0
3 years ago
The perimeter of a triangle is 90 cm. The lengths of the sides of the triangle are in the ratios 3:5:7 Work out the length of th
qwelly [4]

Answer:

9cm 5:9

Step-by-step explanation:

7 0
3 years ago
Almost done. I need help with this part
valentina_108 [34]

Answer:

\%Percent = 14.3\%

Step-by-step explanation:

Required

15 is what percentage of 105

To do this, simply divide 15 by 105 multiplied by 100%.

So, we have:

\%Percent = \frac{15}{105} * 100\%

\%Percent = \frac{15*100}{105}\%

\%Percent = \frac{1500}{105}\%

\%Percent = 14.3\% --- approximated

8 0
3 years ago
Jazmine spins around 20 times in 2 minutes. what is the unit rate
tensa zangetsu [6.8K]

Answer:

10

Step-by-step explanation:

So the unit rate in this situation is how many times Jazmine spun around in 1 minute, since unit is always 1. To find the answer you divide 20 by 2 which is equal to 10. She spun around 10 times in 1 minute, and 20 times in 2 minutes.

8 0
2 years ago
Read 2 more answers
WILL GIVE BRAINLIEST
Nana76 [90]

I too also need this answer.

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2 years ago
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