7% of 340
Note: "of" means multiplication
7% x 340 = .07 x 340 = 23.8
Answer: amount of sales tax is $23.80
The probability is 0.1253.
This is binomial because 1) there are two outcomes (either do or do not use in class); 2) the events are independent of each other (the probability of one person using a phone in class does not affect the probability of another person doing this); and 3) there is a fixed number of trials (9).
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2(x+1)=2x+2
^^^^^^2 gets distributed to both sides in the brackets.
the answer comes out to 2x+2.
therefore, 2x+2=2x+2.
Earnings: $2900
Expenditure on food: $290
Percentage expenditure on food = Expenditure on food / Earnings times 100
= $290/$2900 * 100 = 10%
I don't use a car because I'm only thirteen but, if consider a bus a car I ride the bus in the mornings to school and I am a car rider on the way home
