(13 POINTS) (SHOW YOUR WORK) Jordan is a biologist. She is going to randomly select one animal from her lab to study. There are
1 answer:
Answer:
The probability that Jordan does not selects a salamander is or 0.55
Step-by-step explanation:
First, we will have to add up all of the number of animals.
55 + 33 + 12 = 100
Now, we find the ratio of 55 and 100 to get the probability.
55 / 100 = 11 / 20
So, the probability that Jordan does not selects a salamander is or 0.55
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Answer: 24 square units
Step-by-step explanation:
It appears the shaded area of the rectangle is half of the rectangle's area. This means if we find the area of the rectangle and divide it by 2 we will know the area of the shaded portion.
The formula for the area of a rectangle is
Where
l is the length (8 for this)
w is the width (6 for this)
A is the area
However, since we are finding half the area we will divide lw by 2
Sub the values into the formula
Answer:
Amount of flour in the bag when Mary began =
Step-by-step explanation:
Given:
Number of baked loaves of bread made from flour = 4
Number of muffins made from flour = 48
To find: Amount of flour in the bag when Mary began
Solution:
Let x denotes amount of flour used to make one baked loave of bread and y denotes amount of flour used to make one muffin.
So,
Amount of flour used to make 4 baked loaves of bread = 4 x
Amount of flour used to make 48 muffins = 48 y
Amount of flour in the bag when Mary began =