P(the students she selects are both boys)=7/12×5/10=35/120=7/24
X= 8 because by multiplying the fraction with a whole number you had to to convert it to i a fraction and that equals one and then 1/6 times 48 is 8
For this question you would divide $8.52 by 36 pencils to get about $0.24 per pencil for brand A rounded to the nearest cent. Then divide $9.98 by 48 pencils to get about $0.21 per pencil for brand B rounded to the nearest cent.
The answer for this is 37.5. I can't show the work because i searched it up on Google.
0.98867. there are eight numbers, to get from one number to another use this