Mathematics · Algebra
The initial storage capacity of Drive A is (100+z)% of the initial storage capacity of Drive B. A technician upgraded the capacity of Drive A to (100+z)% of its initial value and the capacity of Drive B is increased to (100+3z)% of its initial value. After the upgrade, both drives have equal storage capacity. Find ∑z.
- 15
- 220✓
- 3100
- 410
Correct answer
20
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