Students scoring between 70% and 89%: 40% of 40 = 0.40 × 40 = 16.
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- Net change = (103.50 - 100) / 100 × 100% = 3.5%.
- In a class of 40 students, 25% scored above 90%, 40% scored between 70% and 89%, and the rest scored below 70%. How many students scored below 70%?
- Students scoring above 90%: 25% of 40 = 0.25 × 40 = 10.
- Students scoring below 70%: 40 - (10 + 16) = 14.
- A cube has a volume of 216 cubic centimeters. What is the length of a diagonal running from one corner to the opposite corner?
- Side length = cube root of 216 = 6 cm.
