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Nostrana [21]
3 years ago
7

A calculator costs $d. A school buys 90 calculators, and gets a $100 discount for bulk purchasing. How much did the school spend

?​
Mathematics
1 answer:
erik [133]3 years ago
4 0

Answer:

90d-100

Step-by-step explanation:

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<h3>What is probability?</h3>

Probability means possibility. It deals with the occurrence of a random event. The value of probability can only be from 0 to 1. Its basic meaning is something is likely to happen. It is the ratio of the favorable event to the total number of events.

Given

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He calculates the relative frequency of each outcome.

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More about the probability link is given below.

brainly.com/question/795909

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