The number of students in a chess club decreased from 16 to 12. What is the percent decrease ? Round to the nearest percent.

answer: 0,6

step-by-step explanation:

this would make it the y intercept.

1. 3. can also be expressed as (22/7)

2. -4.5

3. 3.6

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the answer is 8/21

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answer:   35 % is the probability of a late departure or an early arrival.

step-by-step explanation:

let l represents the late departure and e represents the early departure.

then, according to the question,

p(l) = 12 %,   p(e) = 27 % and = 4 %

and, we have to find out,

but, we know that,

which is the required equation that will use to find the probability of a late departure or an early departure.

therefore,   the probability of a late departure or an early arrival =   35 %