Answer:
The answer is the option
Step-by-step explanation:
see the attached figure with letters to better understand the problem
we know that
-----> by vertical angles
-----> given problem
-----> given problem
substitute
The equation for density is:
To help you remember - my teacher told us to remember "We <span>♡ density," and the heart stands for </span>
, or
. Cheesy, but it works!<span>
</span>
Back to the problem:We know the mass if 49g and the volume is 7
, so plug these values into the equation for density:
Answer: The density is 7 g/
The probability of randomly drawing either a red marble or a green marble is 80%
The probability of drawing a green marble is the same as the probability of drawing either a red or a blue marble.
3 out of 4
<em>Have a great night!</em>
Answer:
0.1575
Step-by-step explanation:
Probability of picking a girl is 0.45 and probability of a girl scoring A is 0.35.
Therefore probability of a girl scoring A is 0.45*0.35=0.1575