3 years ago

What is the probability that out of 400 babies born, 205 or fewer will be girls?

Mathematics

2 answers:

MaRussiya [10]3 years ago

8 0

Answer: 70.9%

Step-by-step explanation:

A P E X

Sunny_sXe [5.5K]3 years ago

4 0

Since they’re equal probability, 205/400 = 51.25%. There’s a 51.25%

You might be interested in

Angles are always measured in degrees.

koban [17]

No angles are not always measured in degrees

4 0

4 years ago

Read 2 more answers

What is the volume of a cylinder of radius 4cm and length of 8cm. famula π=3.14

jarptica [38.1K]

Answer:

401.92 cm^3

Step-by-step explanation:

The volume of a cylinder is given by

V = pi r^2 h where r is the radius and h is the height

V = (3.14) (4)^2 *8

V= 401.92

7 0

3 years ago

Prove the identity with steps.

Sav [38]

Remember that a double angle formula for cosine is
$\cos(2x)=\cos^{2}x-\sin^{2}x$

So
$\cos^{2}(2x)-\sin^{2}(2x)=\cos(4x)$
$\rightarrow \cos^{2}(2x)-\sin^{2}(2x)=\cos(2*2x)$
$\rightarrow \cos^{2}(2x)-\sin^{2}(2x)=\cos^{2}(2x)-\sin^{2}(2x)$

4 0

3 years ago

The sum of two positive numbers is 16 and their difference is 2 . the larger number is?

Aleonysh [2.5K]

Answer:

Step-by-step explanation:

7 + 9 = 16

9 - 7 = 2

The larger number is 9

Hope that helps!

8 0

3 years ago

Read 2 more answers

Using the table created in part A, determine how long it will take to complete the calls if Emma and Jackson work together.

natta225 [31]

Answer:

Step-by-step explanation:

4 0

4 years ago

Read 2 more answers