The probability of an event is 4:5. What is this probability expressed as a decimal?
1 answer:
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Answer:
224
Step-by-step explanation:
Given that a committee of six Congressmen will be selected from a group of eight Republicans and four Democrats.
Total no of ways of selecting 6 persons from the given list
= taking 6 persons out of 12 persons
=
Favourable ways
= ways of selecting 3 republicians
= 3 republicians and 3 democrats
=
the number of ways of obtaining a committee with exactly three Republicans.
= 224
Answer:
100
Step-by-step explanation:
volume of a cylinder = r² h
= × 5² × 4
= × 25 × 4
= 100
Answer:
Step-by-step explanation:
As we know that,
<em>'Horizontal stretch, stretches the function left or right on the x-axis'. </em>
The general form of horizontal stretch is given by 'f(kx)', where 0<k<1 is the factor by which function is stretched horizontally.
Since, the function which is stretched by a factor of
.
The new function is i.e.
.
<em>Further, the function is reflected over y-axis.</em>
That is, the reflected function is i.e.
.
Hence, the required function is .