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1. 5 - 8 / 5 × 100 = 60
From $5 to $8 is 60% increase.
2. 20 - 30 / 20 × 100 = 50
From 20 students to 30 students is a 50% increase.
3. 86 - 150 / 86 × 100 = 74.4186046511628 Round to 74.
From 86 books to 150 books is a 74% increase.
4. 3.49 - 3.89 / 3.49 × 100 = 11.461318051575958 Round to 11.
From $3.49 to $3.89 is 11% increase.
14 + 10 + 9 + 13 = 46 rings in the machine of which 14 are pink.
7/23 = .3043 (the number keeps going but we only have to go out to the ten thousandth place) rounded to the nearest thousandths is .304
Answer:
12/19
Step-by-step explanation:
19/19 - 7/19 = 12/19
The correct answer among all the other choices is B. obtuse. The triangle that has side lengths of 12 cm, 15 cm, and 20 cm can be classified as obtuse. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.