No x does NOT equal 16. you would substitute x for 16 which gives you 16+12. That equals 28 not 30. The correct answer is x=18
Answer:
Stratified design with color of paper as the blocks
Step-by-step explanation:
The experimental design that this question uses is the stratified design with color of paper as the blocks
A stratified design is one where the population has been divided into strata that are homogeneous. A good number of participants would then be picked for each of the stratum. The homogeneous strata are also known as the blocks and here in this question we have color of paper as the block here.
The students are of different school levels, elementary, high school and middle school. Each of these levels have 100 students. The students in each levels are halved and each half is randomly assigned information on either a white paper or a blue paper.
<span>The ratio of the measures of the sides of a triangle is 5:7:8, and its perimeter is 40 inches. what is the measures of each side of the triangle
Sides are (5/20) x 40 = 10 inches
(7/20) x 40 = 14 inches, and (8/20) x 40 = 16 inches respectively. </span>
R*F = 5LF, R*M = 9LM, L*F + L*M = 18, R*F + R*M = 122.
<span>RF=50, </span><span>LF=10</span><span>, RM=72</span><span>, LM=8. Fill in the graph with this info and assume there aren't people that are transgender</span>