The relative frequency of selecting a diamond from 40 trials of selecting a random card is 30%.
<h3>What is relative frequency?</h3>
The relative frequency of an event is the ratio of total number of favorable or desired outcome to the total number of trails done.
Given information-
The card is selected random from the deck of cards.
Total number of trails is 40.
It is known that the total number of diamond card in a standard deck of card is 11. There is total 40 trials is done in which a random card is selected.
As the relative frequency is the ratio of total number of diamonds to the total number of trials done. Thus,

In the percentage from,

Thus the relative frequency of selecting a diamond from 40 trials of selecting a random card is 30%.
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brainly.com/question/26177128
Product is multiplying. when you multiply a letter with a number you don't put any symbols so it would be 8c
Answer:
a 16
b30
Step-by-step explanation:
you said c is 5 so 11 +5 and you said b was 2 so 15 times 2 Is 30