Rani takes a 40-question test. She answers 5% of the questions incorrectly

Mathematics

1 answer:

Feliz [49]2 years ago

5 0

Answer:

2 Questions.

Step-by-step explanation:

To calculate a how much a percentage is of a number, you multiply the number by the percent.

So, we have the equation:

40 x 0.05 = 2

So, Rani got 2 questions incorrect.

Hope this helps!

You might be interested in

The graph models the daily high temperature, H(t), in Santiago, Chile, t days after the hottest day of the year. What does the p

alekssr [168]

For this case we have a function of the form:
H (t)
Where,
t: number of days
H: the daily high temperature
We have the point (0.29).
It means that the hottest day of the year had a temperature of 29 degrees.
Answer:
the hottest day of the year had a temperature of 29 degrees.

5 0

3 years ago

I need help right now!!!

antiseptic1488 [7]

Answer:

I believe it would be 4x-8=-3x+13

3 0

2 years ago

Increase £248 by 30%

AfilCa [17]

$p\%=\frac{p}{100}\\\\30\%=\frac{30}{100}=\frac{3}{10}=0.3\\\\30\%\ of\ \£248=0.3\cdot\£248=\£74.40\\\\increase\to\£248+\£74.40=\boxed{\£322.40}\leftarrow answer$