Answer:
Step-by-step explanation:
2(20 + 22) = 2(42) = 84 total books
28 each book 155-15=140 and then 140÷5=28
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Figure 1 3 rectangles
Figure 2 2 rectangles, 1 triangle
Figure 3 1 rectangle 1 semicircle
okay 1 student = 1/20 chance of picking yellow
1/20 (30/30) = 30/600 chance of picking yellow out of 30 studnets
30/600 = 0.05 = 5% chance of choosing yellow.
I each studnet picks 1 yellow marker. Is that all the options?
