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Dimas [21]
3 years ago
15

1. On a 20 question test, Sarah got 2 questions wrong. What percent of the test does he have correct?

Mathematics
2 answers:
Lelechka [254]3 years ago
8 0

Answer:

1.) 80% if each question is 1 point

2.) 160 people

Step-by-step explanation:

e-lub [12.9K]3 years ago
3 0

Answer:

1=90%

Step-by-step explanation:

20-2=18, 18/20=90%

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5(m+4)=-2(-4-m)+3<br> help please
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Answer:

m = -3

Step-by-step explanation:

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3m = -9

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3 0
3 years ago
1. Calculate the simple interest over an amount of N$ 2500 that is invested for 3 years and 6 months at a rate of 7% pa.​
Umnica [9.8K]

Answer:

N$  612.5

Step by step explaination:

Given,

Principal or'P'=N$2500

Time or'n'=3 years & 6 months or 3.5 years

Rate of profit or 'r'=7% or 7/100

Profit or 'I'=?

_____________________________________

We know,

I=P*n*r

I=2500*3.5*7/100

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3 0
4 years ago
A coin is tossed 17 times. in how many outcomes do exactly 6 heads occur?
masya89 [10]
1 out of 2 outcomes ! i hope i helped !
8 0
3 years ago
Pls help fast I am dumb and I need to go to 2 competitions today!!!
aliina [53]

Answer:0.25

Step-by-step explanation:

Just type it in a calculator

3 0
4 years ago
Read 2 more answers
Which expression shows the distance on a number line between -12 and-1
Sveta_85 [38]

The distance between A and B = |B - A|

We have -12 and -1.

Substitute:

|-1 - (-12)| = |-1 + 12| = |11| = 11

<h3>Answer: 11 units.</h3>
7 0
3 years ago
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