20 is 30% of what number? If necessary, round to the nearest tenth
1 answer:
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Answer:
320
Step-by-step explanation:
Using the rules of exponents
• ⇔
• ×
⇔
simplifying = 4³ × x³ = 64x³
(5x³) ×
= 5x³ × 64x³ = (5 × 64) × (x³ × x³) = 320 = 320