9. If rice sells at Php 28 per kilogram, how much can be bought for Php 252? a. 6 kg c. 8 kg b. 7 kg d. 9 kg 10. What is the volume of a ball 15 cm in diameter? a 1, 600 cm3 c. 1,800cm3 b. 1, 700 cm3 D. 1,900 cm2
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Answer:
9. d
10.
Step-by-step explanation:
9. 252 ÷ 28 = 9
10. V=4/3πr^3
V=4/3πr^3 =4/3·π·(7.5)^3 ≈ 1767.14587 cm^3