Answer:
let the total number of pages be '' p''
the equation -
70/ 100 x p= 84
transposing to solve the equation :
p= 84x 100/ 70
p = 120
therefore the book has 7 pages
HOPE IT HELPS....
18.9
Step-by-step explanation:
21+(-3)-(-0.9) = 21-3+0.9 = 18+0.9 = 18.9
x ≤ 6
which is A
or if not then it's B for
x ≥ 6